geckolib: Get nsMargin and nsCoord working

I had to make them opaque types since there were so many template
parameters and inheritance when including gfx that... I got scared.

ports/geckolib/gecko_style_structs.rs

@@ -3,6 +3,8 @@
 pub use root::*;
 pub mod root {
     pub const MOZ_STRING_WITH_OBSOLETE_API: ::std::os::raw::c_uint = 1;
+    pub const TWIPS_PER_POINT_INT: ::std::os::raw::c_uint = 20;
+    pub const POINTS_PER_INCH_INT: ::std::os::raw::c_uint = 72;
     /**
  * typedefs for backwards compatibility
  */
@@ -316,4 +318,60 @@ pub mod root {
                    160usize);
     }
     pub type nsVoidableString = nsAutoString;
+    pub type nscolor = u32;
+    pub type nscoord = i32;
+    #[repr(C)]
+    #[derive(Copy, Clone, Debug)]
+    struct nsIntPoint {
+        _bindgen_opaque_blob: [u8; 8usize],
+    }
+    #[test]
+    fn bindgen_test_layout_nsIntPoint() {
+        assert_eq!(:: std:: mem:: size_of:: < nsIntPoint > (  ) , 8usize);
+    }
+    #[repr(C)]
+    #[derive(Copy, Clone, Debug)]
+    struct nsPoint {
+        _bindgen_opaque_blob: [u8; 8usize],
+    }
+    #[test]
+    fn bindgen_test_layout_nsPoint() {
+        assert_eq!(:: std:: mem:: size_of:: < nsPoint > (  ) , 8usize);
+    }
+    #[repr(C)]
+    #[derive(Copy, Clone, Debug)]
+    struct nsMargin {
+        _bindgen_opaque_blob: [u8; 16usize],
+    }
+    #[test]
+    fn bindgen_test_layout_nsMargin() {
+        assert_eq!(:: std:: mem:: size_of:: < nsMargin > (  ) , 16usize);
+    }
+    #[repr(C)]
+    #[derive(Copy, Clone, Debug)]
+    struct nsIntMargin {
+        _bindgen_opaque_blob: [u8; 16usize],
+    }
+    #[test]
+    fn bindgen_test_layout_nsIntMargin() {
+        assert_eq!(:: std:: mem:: size_of:: < nsIntMargin > (  ) , 16usize);
+    }
+    /**
+ * This structure precedes the string buffers "we" allocate.  It may be the
+ * case that nsTAString::mData does not point to one of these special
+ * buffers.  The mFlags member variable distinguishes the buffer type.
+ *
+ * When this header is in use, it enables reference counting, and capacity
+ * tracking.  NOTE: A string buffer can be modified only if its reference
+ * count is 1.
+ */
+    #[repr(C)]
+    pub struct nsStringBuffer {
+        pub mRefCount: [u8; 4usize],
+        pub mStorageSize: u32,
+    }
+    #[test]
+    fn bindgen_test_layout_nsStringBuffer() {
+        assert_eq!(:: std:: mem:: size_of:: < nsStringBuffer > (  ) , 8usize);
+    }
 }

ports/geckolib/tools/regen_style_structs.sh

@@ -52,10 +52,12 @@ fi
 # /Applications/Xcode.app/Contents/Developer/usr/bin/lldb --
 # gdb -ex "break rust_panic" -ex run  --args                          \
 ./rust-bindgen/target/debug/bindgen                                 \
+  -o ../gecko_style_structs.rs                                      \
   -x c++ -std=gnu++0x                                               \
   -allow-unknown-types                                              \
   $CLANG_SEARCH_DIRS                                                \
   "-I$DIST_INCLUDE" "-I$DIST_INCLUDE/nspr"                          \
+  "-I$1/../nsprpub/pr/include"                                      \
   $PLATFORM_DEPENDENT_DEFINES                                       \
   -ignore-functions                                                 \
   -enable-cxx-namespaces                                            \
@@ -69,10 +71,22 @@ fi
   -match "nsSubstring"                                              \
   -match "nsTSubstring"                                             \
   -match "nsTString"                                                \
+  -match "nsColor.h"                                                \
+  -match "nsCoord.h"                                                \
+  -match "nsPoint.h"                                                \
+  -match "nsMargin.h"                                               \
+  -opaque-type "nsIntMargin"                                        \
+  -opaque-type "nsMargin"                                           \
+  -opaque-type "nsIntPoint"                                         \
+  -opaque-type "nsPoint"                                            \
   -include "$1/mozilla-config.h"                                    \
-  -o ../gecko_style_structs.rs                                      \
+  "$DIST_INCLUDE/nsStyleStruct.h"
-  "$DIST_INCLUDE/nsString.h"
 yes \
+  -match "nsMargin.h"                                               \
+  -match "Rect.h"                                                   \
+  -match "Point.h"                                                  \
+  -match "BaseMargin.h"                                             \
+  -match "nsMargin.h"                                               \
   -match "nsStyleStruct"                                            \
   -match "stdint"                                                   \
   -match "nsColor"                                                  \
@@ -84,4 +98,4 @@ yes \
   -match "nsTArray"                                                 \
   -match "nsString"                                                 \
   -match "imgIRequest"                                              \
-  # "$DIST_INCLUDE/nsStyleStruct.h"
+  "$DIST_INCLUDE/nsString.h"