Fix spelling mistakes in comments.

components/compositing/constellation.rs

@@ -773,7 +773,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
             }
         }
         // Being here means either there are no pending frames, or none of the pending
-        // changes would be overriden by changing the subframe associated with source_id.
+        // changes would be overridden by changing the subframe associated with source_id.
 
         let parent = source_frame.parent.clone();
         let subpage_id = source_frame.pipeline.subpage_id;

components/gfx/font_cache_task.rs

@@ -30,7 +30,7 @@ impl FontFamily {
         }
     }
 
-    /// Find a font in this family that matches a given desriptor.
+    /// Find a font in this family that matches a given descriptor.
     fn find_font_for_style<'a>(&'a mut self, desc: &FontTemplateDescriptor, fctx: &FontContextHandle)
                                -> Option<Arc<FontTemplateData>> {
         // TODO(Issue #189): optimize lookup for

components/gfx/platform/freetype/font.rs

@@ -213,11 +213,11 @@ impl FontHandleMethods for FontHandle {
         let max_advance = self.font_units_to_au(face.max_advance_width as f64);
 
         // 'leading' is supposed to be the vertical distance between two baselines,
-        // reflected by the height attibute in freetype.  On OS X (w/ CTFont),
+        // reflected by the height attribute in freetype.  On OS X (w/ CTFont),
         // leading represents the distance between the bottom of a line descent to
         // the top of the next line's ascent or: (line_height - ascent - descent),
         // see http://stackoverflow.com/a/5635981 for CTFont implementation.
-        // Convert using a formular similar to what CTFont returns for consistency.
+        // Convert using a formula similar to what CTFont returns for consistency.
         let height = self.font_units_to_au(face.height as f64);
         let leading = height - (ascent + descent);
 

components/gfx/text/glyph.rs

@@ -387,7 +387,7 @@ impl<'a> DetailedGlyphStore {
             return;
         }
 
-        // Sorting a unique vector is surprisingly hard. The follwing
+        // Sorting a unique vector is surprisingly hard. The following
         // code is a good argument for using DVecs, but they require
         // immutable locations thus don't play well with freezing.
 

components/gfx/text/shaping/harfbuzz.rs

@@ -156,7 +156,7 @@ impl Drop for Shaper {
 impl Shaper {
     pub fn new(font: &mut Font) -> Shaper {
         unsafe {
-            // Indirection for Rust Issue #6248, dynamic freeze scope artifically extended
+            // Indirection for Rust Issue #6248, dynamic freeze scope artificially extended
             let font_ptr = font as *mut Font;
             let hb_face: *mut hb_face_t = hb_face_create_for_tables(get_font_table_func,
                                                                     font_ptr as *mut c_void,
@@ -282,7 +282,7 @@ impl Shaper {
         let mut y_pos = Au(0);
 
         // main loop over each glyph. each iteration usually processes 1 glyph and 1+ chars.
-        // in cases with complex glyph-character assocations, 2+ glyphs and 1+ chars can be
+        // in cases with complex glyph-character associations, 2+ glyphs and 1+ chars can be
         // processed.
         while glyph_span.begin() < glyph_count {
             // start by looking at just one glyph.

components/layout/floats.rs

@@ -237,7 +237,7 @@ impl Floats {
 
         // FIXME(eatkinson): This assertion is too strong and fails in some cases. It is OK to
         // return negative inline-sizes since we check against that inline-end away, but we should
-        // still undersrtand why they occur and add a stronger assertion here.
+        // still understand why they occur and add a stronger assertion here.
         // assert!(max_inline-start < min_inline-end);
 
         assert!(block_start <= block_end, "Float position error");

components/layout/inline.rs

@@ -128,7 +128,7 @@ pub struct Line {
     /// ~~~
     pub bounds: LogicalRect<Au>,
 
-    /// The green zone is the greatest extent from wich a line can extend to
+    /// The green zone is the greatest extent from which a line can extend to
     /// before it collides with a float.
     ///
     /// ~~~text
@@ -307,7 +307,7 @@ impl LineBreaker {
         let splittable = first_fragment.can_split();
         debug!("LineBreaker: fragment size: {}, splittable: {}", first_fragment_size, splittable);
 
-        // Initally, pretend a splittable fragment has zero inline-size. We will move it later if
+        // Initially, pretend a splittable fragment has zero inline-size. We will move it later if
         // it has nonzero inline-size and that causes problems.
         let placement_inline_size = if splittable {
             Au(0)

components/layout/text.rs

@@ -250,7 +250,7 @@ fn bounding_box_for_run_metrics(metrics: &RunMetrics, writing_mode: WritingMode)
         None => {}
     }
 
-    // In vertical sideways or horizontal upgright text,
+    // In vertical sideways or horizontal upright text,
     // the "width" of text metrics is always inline
     // This will need to be updated when other text orientations are supported.
     LogicalSize::new(

components/net/image_cache_task.rs

@@ -138,7 +138,7 @@ struct ImageCache {
     port: Receiver<Msg>,
     /// A copy of the shared chan to give to child tasks
     chan: Sender<Msg>,
-    /// The state of processsing an image for a URL
+    /// The state of processing an image for a URL
     state_map: HashMap<Url, ImageState>,
     /// List of clients waiting on a WaitForImage response
     wait_map: HashMap<Url, Arc<Mutex<Vec<Sender<ImageResponseMsg>>>>>,

components/net/local_image_cache.rs

@@ -124,7 +124,7 @@ impl<NodeAddress: Send> LocalImageCache<NodeAddress> {
                 // Need to reflow when the image is available
                 // FIXME: Instead we should be just passing a Future
                 // to the caller, then to the display list. Finally,
-                // the compositor should be resonsible for waiting
+                // the compositor should be responsible for waiting
                 // on the image to load and triggering layout
                 let image_cache_task = self.image_cache_task.clone();
                 assert!(self.on_image_available.is_some());

components/script/cors.rs

@@ -56,7 +56,7 @@ impl CORSRequest {
             return Ok(None); // Not cross-origin, proceed with a normal fetch
         }
         match destination.scheme.as_slice() {
-            // Todo: If the request's same origin data url flag is set (which isn't the case for XHR)
+            // TODO: If the request's same origin data url flag is set (which isn't the case for XHR)
             // we can fetch a data URL normally. about:blank can also be fetched by XHR
             "http" | "https" => {
                 let mut req = CORSRequest::new(referer, destination, mode, method, headers);

components/script/dom/bindings/codegen/test/TestCodeGen.webidl

@@ -105,7 +105,7 @@ interface TestInterface {
   TestInterface? receiveNullableSelf();
   TestInterface receiveWeakSelf();
   TestInterface? receiveWeakNullableSelf();
-  // A verstion to test for casting to TestInterface&
+  // A version to test for casting to TestInterface&
   void passSelf(TestInterface arg);
   // A version we can use to test for the exact type passed in
   void passSelf2(TestInterface arg);
@@ -136,7 +136,7 @@ interface TestInterface {
   TestNonCastableInterface? receiveNullableOther();
   TestNonCastableInterface receiveWeakOther();
   TestNonCastableInterface? receiveWeakNullableOther();
-  // A verstion to test for casting to TestNonCastableInterface&
+  // A version to test for casting to TestNonCastableInterface&
   void passOther(TestNonCastableInterface arg);
   // A version we can use to test for the exact type passed in
   void passOther2(TestNonCastableInterface arg);
@@ -153,7 +153,7 @@ interface TestInterface {
   TestExternalInterface? receiveNullableExternal();
   TestExternalInterface receiveWeakExternal();
   TestExternalInterface? receiveWeakNullableExternal();
-  // A verstion to test for casting to TestExternalInterface&
+  // A version to test for casting to TestExternalInterface&
   void passExternal(TestExternalInterface arg);
   // A version we can use to test for the exact type passed in
   void passExternal2(TestExternalInterface arg);
@@ -170,7 +170,7 @@ interface TestInterface {
   TestCallbackInterface? receiveNullableCallbackInterface();
   TestCallbackInterface receiveWeakCallbackInterface();
   TestCallbackInterface? receiveWeakNullableCallbackInterface();
-  // A verstion to test for casting to TestCallbackInterface&
+  // A version to test for casting to TestCallbackInterface&
   void passCallbackInterface(TestCallbackInterface arg);
   // A version we can use to test for the exact type passed in
   void passCallbackInterface2(TestCallbackInterface arg);

components/script/dom/xmlhttprequest.rs

@@ -252,7 +252,7 @@ impl XMLHttpRequest {
                 let (chan, cors_port) = channel();
                 let req2 = req.clone();
                 // TODO: this exists only to make preflight check non-blocking
-                // perhaps shoud be handled by the resource_loader?
+                // perhaps should be handled by the resource_loader?
                 spawn_named("XHR:Cors", proc() {
                     let response = req2.http_fetch();
                     chan.send(response);

components/style/media_queries.rs

@@ -262,7 +262,7 @@ pub fn parse_media_query_list(input: &[ComponentValue]) -> MediaQueryList {
             }
 
             // Add the media query if it was valid and no trailing tokens were found.
-            // Otherwse, create a 'not all' media query, that will never match.
+            // Otherwise, create a 'not all' media query, that will never match.
             let media_query = match (media_query_result, trailing_tokens) {
                 (Ok(media_query), false) => media_query,
                 _ => MediaQuery::new(Some(Not), All, vec!()),

components/style/selector_matching.rs

@@ -663,7 +663,7 @@ fn matches_compound_selector<'a,E,N>(selector: &CompoundSelector,
 /// candidates for "d1" becomes less than before and d1 .
 ///
 /// The next example is siblings. When the selector "b1 + b2 ~ d1 a" is
-/// providied and we cannot *find* an appropriate brother node for b1,
+/// provided and we cannot *find* an appropriate brother node for b1,
 /// the selector matching raises NotMatchedAndRestartFromClosestDescendant.
 /// The selectors ("b1 + b2 ~") doesn't match and matching restart from "d1".
 ///

components/style/stylesheets.rs

@@ -46,7 +46,7 @@ impl Stylesheet {
             mut input: I, base_url: Url, protocol_encoding_label: Option<&str>,
             environment_encoding: Option<EncodingRef>, origin: StylesheetOrigin) -> Stylesheet {
         let mut bytes = vec!();
-        // TODO: incremental decoding and tokinization/parsing
+        // TODO: incremental decoding and tokenization/parsing
         for chunk in input {
             bytes.push_all(chunk.as_slice())
         }

components/util/logical_geometry.rs

@@ -25,13 +25,13 @@ impl WritingMode {
         self.intersects(FLAG_VERTICAL)
     }
 
-    /// Asuming .is_vertical(), does the block direction go left to right?
+    /// Assuming .is_vertical(), does the block direction go left to right?
     #[inline]
     pub fn is_vertical_lr(&self) -> bool {
         self.intersects(FLAG_VERTICAL_LR)
     }
 
-    /// Asuming .is_vertical(), does the inline direction go top to bottom?
+    /// Assuming .is_vertical(), does the inline direction go top to bottom?
     #[inline]
     pub fn is_inline_tb(&self) -> bool {
         !(self.intersects(FLAG_SIDEWAYS_LEFT) ^ self.intersects(FLAG_RTL))
@@ -403,7 +403,7 @@ impl<T: Copy + Sub<T, T>> LogicalPoint<T> {
 
 impl<T: Add<T,T>> LogicalPoint<T> {
     /// This doesn’t really makes sense,
-    /// but happens when dealing with mutliple origins.
+    /// but happens when dealing with multiple origins.
     #[inline]
     pub fn add_point(&self, other: &LogicalPoint<T>) -> LogicalPoint<T> {
         self.debug_writing_mode.check_debug(other.debug_writing_mode);

ports/cef/interfaces/cef_browser.rs

@@ -864,7 +864,7 @@ pub struct _cef_browser_host_t {
 
   //
   // Search for |searchText|. |identifier| can be used to have multiple searches
-  // running simultaniously. |forward| indicates whether to search forward or
+  // running simultaneously. |forward| indicates whether to search forward or
   // backward within the page. |matchCase| indicates whether the search should
   // be case-sensitive. |findNext| indicates whether this is the first request
   // or a follow-up.
@@ -1089,7 +1089,7 @@ pub struct _cef_browser_host_t {
   // being cancelled. |x| and |y| are mouse coordinates relative to the upper-
   // left corner of the view. If the web view is both the drag source and the
   // drag target then all DragTarget* functions should be called before
-  // DragSource* mthods. This function is only used when window rendering is
+  // DragSource* methods. This function is only used when window rendering is
   // disabled.
   //
   pub drag_source_ended_at: Option<extern "C" fn(this: *mut cef_browser_host_t,
@@ -1101,7 +1101,7 @@ pub struct _cef_browser_host_t {
   // cef_render_handler_t::StartDragging call has completed. This function may
   // be called immediately without first calling DragSourceEndedAt to cancel a
   // drag operation. If the web view is both the drag source and the drag target
-  // then all DragTarget* functions should be called before DragSource* mthods.
+  // then all DragTarget* functions should be called before DragSource* methods.
   // This function is only used when window rendering is disabled.
   //
   pub drag_source_system_drag_ended: Option<extern "C" fn(
@@ -1416,7 +1416,7 @@ impl CefBrowserHost {
 
   //
   // Search for |searchText|. |identifier| can be used to have multiple searches
-  // running simultaniously. |forward| indicates whether to search forward or
+  // running simultaneously. |forward| indicates whether to search forward or
   // backward within the page. |matchCase| indicates whether the search should
   // be case-sensitive. |findNext| indicates whether this is the first request
   // or a follow-up.
@@ -1888,7 +1888,7 @@ impl CefBrowserHost {
   // being cancelled. |x| and |y| are mouse coordinates relative to the upper-
   // left corner of the view. If the web view is both the drag source and the
   // drag target then all DragTarget* functions should be called before
-  // DragSource* mthods. This function is only used when window rendering is
+  // DragSource* methods. This function is only used when window rendering is
   // disabled.
   //
   pub fn drag_source_ended_at(&self, x: libc::c_int, y: libc::c_int,
@@ -1911,7 +1911,7 @@ impl CefBrowserHost {
   // cef_render_handler_t::StartDragging call has completed. This function may
   // be called immediately without first calling DragSourceEndedAt to cancel a
   // drag operation. If the web view is both the drag source and the drag target
-  // then all DragTarget* functions should be called before DragSource* mthods.
+  // then all DragTarget* functions should be called before DragSource* methods.
   // This function is only used when window rendering is disabled.
   //
   pub fn drag_source_system_drag_ended(&self) -> () {

ports/cef/interfaces/cef_context_menu_handler.rs

@@ -274,7 +274,7 @@ impl CefWrap<*mut cef_context_menu_handler_t> for Option<CefContextMenuHandler>
 
 
 //
-// Provides information about the context menu state. The ethods of this
+// Provides information about the context menu state. The methods of this
 // structure can only be accessed on browser process the UI thread.
 //
 #[repr(C)]
@@ -438,7 +438,7 @@ pub type cef_context_menu_params_t = _cef_context_menu_params_t;
 
 
 //
-// Provides information about the context menu state. The ethods of this
+// Provides information about the context menu state. The methods of this
 // structure can only be accessed on browser process the UI thread.
 //
 pub struct CefContextMenuParams {

ports/cef/interfaces/cef_life_span_handler.rs

@@ -95,7 +95,7 @@ pub struct _cef_life_span_handler_t {
       browser: *mut interfaces::cef_browser_t) -> libc::c_int>,
 
   //
-  // Called when a browser has recieved a request to close. This may result
+  // Called when a browser has received a request to close. This may result
   // directly from a call to cef_browser_host_t::close_browser() or indirectly
   // if the browser is a top-level OS window created by CEF and the user
   // attempts to close the window. This function will be called after the
@@ -318,7 +318,7 @@ impl CefLifeSpanHandler {
   }
 
   //
-  // Called when a browser has recieved a request to close. This may result
+  // Called when a browser has received a request to close. This may result
   // directly from a call to cef_browser_host_t::close_browser() or indirectly
   // if the browser is a top-level OS window created by CEF and the user
   // attempts to close the window. This function will be called after the

ports/cef/interfaces/cef_v8.rs

@@ -1168,7 +1168,7 @@ pub struct _cef_v8value_t {
   pub get_int_value: Option<extern "C" fn(this: *mut cef_v8value_t) -> i32>,
 
   //
-  // Return an unisgned int value.  The underlying data will be converted to if
+  // Return an unsigned int value.  The underlying data will be converted to if
   // necessary.
   //
   pub get_uint_value: Option<extern "C" fn(this: *mut cef_v8value_t) -> u32>,
@@ -1714,7 +1714,7 @@ impl CefV8Value {
   }
 
   //
-  // Return an unisgned int value.  The underlying data will be converted to if
+  // Return an unsigned int value.  The underlying data will be converted to if
   // necessary.
   //
   pub fn get_uint_value(&self) -> u32 {

ports/cef/types.rs

@@ -385,7 +385,7 @@ pub struct cef_key_event {
   pub windows_key_code: c_int,
 
   //
-  // The actual key code genenerated by the platform.
+  // The actual key code generated by the platform.
   //
   pub native_key_code: c_int,
 
@@ -761,7 +761,7 @@ pub struct cef_settings {
 
   //
   // Opaque background color used for accelerated content. By default the
-  // background color will be white. Only the RGB compontents of the specified
+  // background color will be white. Only the RGB components of the specified
   // value will be used. The alpha component must greater than 0 to enable use
   // of the background color but will be otherwise ignored.
   //
@@ -1441,7 +1441,7 @@ pub struct _cef_geoposition_t {
   pub speed: c_double,
 
   //
-  // Time of position measurement in miliseconds since Epoch in UTC time. This
+  // Time of position measurement in milliseconds since Epoch in UTC time. This
   // is taken from the host computer's system clock.
   //
   pub timestamp: cef_time_t,

tests/html/acid2.html

@@ -19,7 +19,7 @@
    /* picture setup */
    #top { margin: 100em 3em 0; padding: 2em 0 0 .5em; text-align: left; font: 2em/24px sans-serif; color: navy; white-space: pre; } /* "Hello World!" text */
    .picture { position: relative; border: 1em solid transparent; margin: 0 0 100em 3em; } /* containing block for face */
-   .picture { background: red; } /* overriden by preferred stylesheet below */
+   .picture { background: red; } /* overridden by preferred stylesheet below */
 
    /* top line of face (scalp): fixed positioning and min/max height/width */
    .picture p { position: fixed; margin: 0; padding: 0; border: 0; top: 9em; left: 11em; width: 140%; max-width: 4em; height: 8px; min-height: 1em; max-height: 2mm; /* min-height overrides max-height, see 10.7 */ background: black; border-bottom: 0.5em yellow solid; }

tests/ref/acid2_noscroll.html

@@ -26,7 +26,7 @@
    /* picture setup */
    #top { margin: 100em 3em 0; padding: 2em 0 0 .5em; text-align: left; font: 2em/24px sans-serif; color: navy; white-space: pre; } /* "Hello World!" text */
    .picture { position: relative; border: 1em solid transparent; margin: 0 0 100em 3em; } /* containing block for face */
-   .picture { background: red; } /* overriden by preferred stylesheet below */
+   .picture { background: red; } /* overridden by preferred stylesheet below */
 
    /* top line of face (scalp): fixed positioning and min/max height/width */
    .picture p { position: fixed; margin: 0; padding: 0; border: 0; top: 9em; left: 11em; width: 140%; max-width: 4em; height: 8px; min-height: 1em; max-height: 2mm; /* min-height overrides max-height, see 10.7 */ background: black; border-bottom: 0.5em yellow solid; }