diff --git a/Cargo.lock b/Cargo.lock
index fab3ceb8e28..8107c6785cb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -418,6 +418,17 @@ dependencies = [
  "alloc-stdlib",
 ]
 
+[[package]]
+name = "build-parallel"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4b5f8b148c1884e660514fb1205f36b595e96df4daac5ad526a23db44937de77"
+dependencies = [
+ "crossbeam-utils",
+ "jobserver",
+ "num_cpus",
+]
+
 [[package]]
 name = "byte-slice-cast"
 version = "0.2.0"
@@ -495,7 +506,7 @@ dependencies = [
  "embedder_traits",
  "euclid",
  "fnv",
- "gleam 0.9.2",
+ "gleam 0.11.0",
  "half",
  "ipc-channel",
  "log",
@@ -752,7 +763,7 @@ dependencies = [
  "embedder_traits",
  "euclid",
  "gfx_traits",
- "gleam 0.9.2",
+ "gleam 0.11.0",
  "image",
  "ipc-channel",
  "keyboard-types",
@@ -1312,8 +1323,6 @@ checksum = "0bd1369e02db5e9b842a9b67bce8a2fcc043beafb2ae8a799dd482d46ea1ff0d"
 dependencies = [
  "lazy_static",
  "libc",
- "serde",
- "serde_derive",
  "winapi",
 ]
 
@@ -1761,9 +1770,9 @@ dependencies = [
  "app_units",
  "bitflags",
  "byteorder",
- "core-foundation 0.6.4",
- "core-graphics 0.17.3",
- "core-text 13.2.0",
+ "core-foundation 0.7.0",
+ "core-graphics 0.19.0",
+ "core-text 15.0.0",
  "dwrote 0.11.0",
  "euclid",
  "fnv",
@@ -2016,6 +2025,15 @@ version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8be18de09a56b60ed0edf84bc9df007e30040691af7acd1c41874faac5895bfb"
 
+[[package]]
+name = "glslopt"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f22b383fcf6f85c4a268af39a0758ec40970e5f9f8fe9809e4415d48409b8379"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "gobject-sys"
 version = "0.9.1"
@@ -2734,13 +2752,11 @@ checksum = "8eaf4bc02d17cbdd7ff4c7438cafcdf7fb9a4613313ad11b4f8fefe7d3fa0130"
 
 [[package]]
 name = "jobserver"
-version = "0.1.17"
+version = "0.1.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2b1d42ef453b30b7387e113da1c83ab1605d90c5b4e0eb8e96d016ed3b8c160"
+checksum = "5c71313ebb9439f74b00d9d2dcec36440beaf57a6aa0623068441dd7cd81a7f2"
 dependencies = [
- "getrandom",
  "libc",
- "log",
 ]
 
 [[package]]
@@ -3077,7 +3093,7 @@ dependencies = [
  "euclid",
  "gaol",
  "gfx",
- "gleam 0.9.2",
+ "gleam 0.11.0",
  "gstreamer",
  "ipc-channel",
  "keyboard-types",
@@ -3918,7 +3934,7 @@ dependencies = [
 [[package]]
 name = "peek-poke"
 version = "0.2.0"
-source = "git+https://github.com/servo/webrender#4ba17a61580a03b68881ffba7ee22bcf8e1aac72"
+source = "git+https://github.com/servo/webrender#01082a9091ab98c392af8934d04271eb1dd546df"
 dependencies = [
  "euclid",
  "peek-poke-derive 0.2.1",
@@ -3945,7 +3961,7 @@ dependencies = [
 [[package]]
 name = "peek-poke-derive"
 version = "0.2.1"
-source = "git+https://github.com/servo/webrender#4ba17a61580a03b68881ffba7ee22bcf8e1aac72"
+source = "git+https://github.com/servo/webrender#01082a9091ab98c392af8934d04271eb1dd546df"
 dependencies = [
  "proc-macro2 1.0.1",
  "quote 1.0.2",
@@ -5316,6 +5332,9 @@ name = "smallvec"
 version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "05720e22615919e4734f6a99ceae50d00226c3c5aca406e102ebc33298214e0a"
+dependencies = [
+ "serde",
+]
 
 [[package]]
 name = "smithay-client-toolkit"
@@ -5722,12 +5741,6 @@ dependencies = [
  "lazy_static",
 ]
 
-[[package]]
-name = "thread_profiler"
-version = "0.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5920e77802b177479ab5795767fa48e68f61b2f516c2ac0041e2978dd8efe483"
-
 [[package]]
 name = "tiff"
 version = "0.4.0"
@@ -5998,6 +6011,12 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "tracy-rs"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3aa118469b61af5fead107a4882dc4661a05591b6653bbc546c1c8bbc181047"
+
 [[package]]
 name = "truetype"
 version = "0.26.0"
@@ -6358,22 +6377,24 @@ dependencies = [
 [[package]]
 name = "webrender"
 version = "0.61.0"
-source = "git+https://github.com/servo/webrender#4ba17a61580a03b68881ffba7ee22bcf8e1aac72"
+source = "git+https://github.com/servo/webrender#01082a9091ab98c392af8934d04271eb1dd546df"
 dependencies = [
  "base64 0.10.1",
  "bincode",
  "bitflags",
+ "build-parallel",
  "byteorder",
  "cfg-if",
- "core-foundation 0.6.4",
- "core-graphics 0.17.3",
- "core-text 13.2.0",
+ "core-foundation 0.7.0",
+ "core-graphics 0.19.0",
+ "core-text 15.0.0",
  "cstr",
- "dwrote 0.9.0",
+ "dwrote 0.11.0",
  "euclid",
  "freetype",
  "fxhash",
- "gleam 0.9.2",
+ "gleam 0.11.0",
+ "glslopt",
  "image",
  "lazy_static",
  "libc",
@@ -6385,11 +6406,10 @@ dependencies = [
  "ron",
  "serde",
  "serde_json",
- "sha2",
- "smallvec 0.6.13",
+ "smallvec 1.3.0",
  "svg_fmt",
- "thread_profiler",
  "time",
+ "tracy-rs",
  "webrender_api",
  "webrender_build",
  "wr_malloc_size_of",
@@ -6399,13 +6419,13 @@ dependencies = [
 [[package]]
 name = "webrender_api"
 version = "0.61.0"
-source = "git+https://github.com/servo/webrender#4ba17a61580a03b68881ffba7ee22bcf8e1aac72"
+source = "git+https://github.com/servo/webrender#01082a9091ab98c392af8934d04271eb1dd546df"
 dependencies = [
  "app_units",
  "bitflags",
  "byteorder",
- "core-foundation 0.6.4",
- "core-graphics 0.17.3",
+ "core-foundation 0.7.0",
+ "core-graphics 0.19.0",
  "derive_more",
  "euclid",
  "malloc_size_of_derive",
@@ -6420,9 +6440,10 @@ dependencies = [
 [[package]]
 name = "webrender_build"
 version = "0.0.1"
-source = "git+https://github.com/servo/webrender#4ba17a61580a03b68881ffba7ee22bcf8e1aac72"
+source = "git+https://github.com/servo/webrender#01082a9091ab98c392af8934d04271eb1dd546df"
 dependencies = [
- "sha2",
+ "bitflags",
+ "lazy_static",
 ]
 
 [[package]]
@@ -6597,7 +6618,7 @@ dependencies = [
 [[package]]
 name = "wr_malloc_size_of"
 version = "0.0.1"
-source = "git+https://github.com/servo/webrender#4ba17a61580a03b68881ffba7ee22bcf8e1aac72"
+source = "git+https://github.com/servo/webrender#01082a9091ab98c392af8934d04271eb1dd546df"
 dependencies = [
  "app_units",
  "euclid",
diff --git a/components/canvas/Cargo.toml b/components/canvas/Cargo.toml
index c3dac83a4a3..607ac99c501 100644
--- a/components/canvas/Cargo.toml
+++ b/components/canvas/Cargo.toml
@@ -25,7 +25,7 @@ cssparser = "0.27"
 embedder_traits = {path = "../embedder_traits"}
 euclid = "0.20"
 fnv = "1.0"
-gleam = "0.9"
+gleam = "0.11"
 half = "1"
 ipc-channel = "0.14"
 log = "0.4"
diff --git a/components/compositing/Cargo.toml b/components/compositing/Cargo.toml
index 50f1d6f8456..c3b5861eeca 100644
--- a/components/compositing/Cargo.toml
+++ b/components/compositing/Cargo.toml
@@ -21,7 +21,7 @@ crossbeam-channel = "0.4"
 embedder_traits = {path = "../embedder_traits"}
 euclid = "0.20"
 gfx_traits = {path = "../gfx_traits"}
-gleam = {version = "0.9", optional = true}
+gleam = {version = "0.11", optional = true}
 image = "0.23"
 ipc-channel = "0.14"
 libc = "0.2"
diff --git a/components/gfx/Cargo.toml b/components/gfx/Cargo.toml
index bc7507fd87b..35e6abde759 100644
--- a/components/gfx/Cargo.toml
+++ b/components/gfx/Cargo.toml
@@ -43,9 +43,9 @@ ucd = "0.1.1"
 
 [target.'cfg(target_os = "macos")'.dependencies]
 byteorder = "1.0"
-core-foundation = "0.6"
-core-graphics = "0.17"
-core-text = "13.0"
+core-foundation = "0.7"
+core-graphics = "0.19"
+core-text = "15.0"
 
 [target.'cfg(any(target_os = "linux", target_os = "android"))'.dependencies]
 freetype = "0.4"
diff --git a/components/layout/display_list/builder.rs b/components/layout/display_list/builder.rs
index e4d20d48de7..3efb254cd32 100644
--- a/components/layout/display_list/builder.rs
+++ b/components/layout/display_list/builder.rs
@@ -70,7 +70,7 @@ use style_traits::ToCss;
 use webrender_api::units::{LayoutRect, LayoutTransform, LayoutVector2D};
 use webrender_api::{self, BorderDetails, BorderRadius, BorderSide, BoxShadowClipMode, ColorF};
 use webrender_api::{ColorU, ExternalScrollId, FilterOp, GlyphInstance, ImageRendering, LineStyle};
-use webrender_api::{NinePatchBorder, NinePatchBorderSource, NormalBorder};
+use webrender_api::{NinePatchBorder, NinePatchBorderSource, NormalBorder, PropertyBinding};
 use webrender_api::{ScrollSensitivity, StickyOffsetBounds};
 
 static THREAD_TINT_COLORS: [ColorF; 8] = [
@@ -721,8 +721,9 @@ impl Fragment {
             state.add_display_item(DisplayItem::Rectangle(CommonDisplayItem::new(
                 base,
                 webrender_api::RectangleDisplayItem {
-                    color: background_color.to_layout(),
+                    color: PropertyBinding::Value(background_color.to_layout()),
                     common: items::empty_common_item_properties(),
+                    bounds: bounds.to_layout(),
                 },
             )));
         });
@@ -1468,7 +1469,8 @@ impl Fragment {
                 base,
                 webrender_api::RectangleDisplayItem {
                     common: items::empty_common_item_properties(),
-                    color: background_color.to_layout(),
+                    color: PropertyBinding::Value(background_color.to_layout()),
+                    bounds: stacking_relative_border_box.to_layout(),
                 },
             )));
         }
@@ -1514,7 +1516,8 @@ impl Fragment {
             base,
             webrender_api::RectangleDisplayItem {
                 common: items::empty_common_item_properties(),
-                color: self.style().get_inherited_text().color.to_layout(),
+                color: PropertyBinding::Value(self.style().get_inherited_text().color.to_layout()),
+                bounds: insertion_point_bounds.to_layout(),
             },
         )));
     }
@@ -1697,7 +1700,8 @@ impl Fragment {
                 base,
                 webrender_api::RectangleDisplayItem {
                     common: items::empty_common_item_properties(),
-                    color: ColorF::TRANSPARENT,
+                    color: PropertyBinding::Value(ColorF::TRANSPARENT),
+                    bounds: content_size.to_layout(),
                 },
             )));
         }
diff --git a/components/layout/display_list/items.rs b/components/layout/display_list/items.rs
index 62924fa6c2f..58ec79cb0fa 100644
--- a/components/layout/display_list/items.rs
+++ b/components/layout/display_list/items.rs
@@ -455,7 +455,6 @@ pub fn empty_common_item_properties() -> CommonItemProperties {
         spatial_id: SpatialId::root_scroll_node(wr::PipelineId::dummy()),
         hit_info: None,
         flags: PrimitiveFlags::empty(),
-        item_key: None,
     }
 }
 
diff --git a/components/layout/display_list/mod.rs b/components/layout/display_list/mod.rs
index 257d9eb6ddc..0ac0f81e7ee 100644
--- a/components/layout/display_list/mod.rs
+++ b/components/layout/display_list/mod.rs
@@ -12,7 +12,7 @@ pub use self::conversions::ToLayout;
 mod background;
 mod border;
 mod builder;
-mod conversions;
+pub(crate) mod conversions;
 mod gradient;
 pub mod items;
 mod webrender_helpers;
diff --git a/components/layout/display_list/webrender_helpers.rs b/components/layout/display_list/webrender_helpers.rs
index cc0e70a77ec..de6ffc0e4fe 100644
--- a/components/layout/display_list/webrender_helpers.rs
+++ b/components/layout/display_list/webrender_helpers.rs
@@ -277,7 +277,6 @@ impl DisplayItem {
                             },
                             item_rect,
                             node.clip.complex.clone(),
-                            None,
                         );
 
                         state.spatial_ids[item.node_index.to_index()] = Some(parent_spatial_id);
@@ -293,7 +292,6 @@ impl DisplayItem {
                             node.content_rect,
                             node.clip.main,
                             node.clip.complex.clone(),
-                            None,
                             scroll_sensitivity,
                             webrender_api::units::LayoutVector2D::zero(),
                         );
@@ -341,6 +339,5 @@ fn build_common_item_properties(
         // TODO(gw): Make use of the WR backface visibility functionality.
         flags: PrimitiveFlags::default(),
         hit_info: tag,
-        item_key: None,
     }
 }
diff --git a/components/layout/sequential.rs b/components/layout/sequential.rs
index 8a113f39bb0..59df7de2bbf 100644
--- a/components/layout/sequential.rs
+++ b/components/layout/sequential.rs
@@ -5,6 +5,7 @@
 //! Implements sequential traversals over the DOM and flow trees.
 
 use crate::context::LayoutContext;
+use crate::display_list::conversions::ToLayout;
 use crate::display_list::items::{self, CommonDisplayItem, DisplayItem, DisplayListSection};
 use crate::display_list::{DisplayListBuildState, StackingContextCollectionState};
 use crate::floats::SpeculatedFloatPlacement;
@@ -19,6 +20,7 @@ use euclid::default::{Point2D, Rect, Size2D, Vector2D};
 use servo_config::opts;
 use style::servo::restyle_damage::ServoRestyleDamage;
 use webrender_api::units::LayoutPoint;
+use webrender_api::PropertyBinding;
 
 pub fn resolve_generated_content(root: &mut dyn Flow, layout_context: &LayoutContext) {
     ResolveGeneratedContent::new(&layout_context).traverse(root, 0);
@@ -83,8 +85,9 @@ pub fn build_display_list_for_subtree<'a>(
 
     // Create a base rectangle for the page background based on the root
     // background color.
+    let bounds = Rect::new(Point2D::new(Au::new(0), Au::new(0)), client_size);
     let base = state.create_base_display_item(
-        Rect::new(Point2D::new(Au::new(0), Au::new(0)), client_size),
+        bounds,
         flow_root.as_block().fragment.node,
         None,
         DisplayListSection::BackgroundAndBorders,
@@ -92,8 +95,9 @@ pub fn build_display_list_for_subtree<'a>(
     state.add_display_item(DisplayItem::Rectangle(CommonDisplayItem::new(
         base,
         webrender_api::RectangleDisplayItem {
-            color: background_color,
+            color: PropertyBinding::Value(background_color),
             common: items::empty_common_item_properties(),
+            bounds: bounds.to_layout(),
         },
     )));
 
diff --git a/components/layout_2020/display_list/mod.rs b/components/layout_2020/display_list/mod.rs
index af0797d30b6..c39387fbdaf 100644
--- a/components/layout_2020/display_list/mod.rs
+++ b/components/layout_2020/display_list/mod.rs
@@ -341,8 +341,8 @@ impl<'a> BuilderForBoxFragment<'a> {
             // “The background color is clipped according to the background-clip
             //  value associated with the bottom-most background image layer.”
             let layer_index = b.background_image.0.len() - 1;
-            let (_, common) = background::painting_area(self, builder, layer_index);
-            builder.wr.push_rect(&common, rgba(background_color))
+            let (bounds, common) = background::painting_area(self, builder, layer_index);
+            builder.wr.push_rect(&common, bounds, rgba(background_color))
         }
         // Reverse because the property is top layer first, we want to paint bottom layer first.
         for (index, image) in b.background_image.0.iter().enumerate().rev() {
@@ -595,7 +595,6 @@ fn clip_for_radii(
                 radii,
                 mode: wr::ClipMode::Clip,
             }),
-            None,
         ))
     }
 }
diff --git a/components/servo/Cargo.toml b/components/servo/Cargo.toml
index ca933bb848c..daa5015abc6 100644
--- a/components/servo/Cargo.toml
+++ b/components/servo/Cargo.toml
@@ -54,7 +54,7 @@ embedder_traits = {path = "../embedder_traits"}
 env_logger = "0.7"
 euclid = "0.20"
 gfx = {path = "../gfx"}
-gleam = "0.9"
+gleam = "0.11"
 ipc-channel = "0.14"
 keyboard-types = "0.4"
 layout_thread_2013 = {path = "../layout_thread", optional = true}
diff --git a/components/servo/lib.rs b/components/servo/lib.rs
index 15dd2e669dc..1d362fb2fa4 100644
--- a/components/servo/lib.rs
+++ b/components/servo/lib.rs
@@ -400,14 +400,6 @@ where
         let viewport_size = coordinates.viewport.size.to_f32() / device_pixel_ratio;
 
         let (mut webrender, webrender_api_sender) = {
-            let recorder = if opts.webrender_record {
-                let record_path = PathBuf::from("wr-record.bin");
-                let recorder = Box::new(webrender::BinaryRecorder::new(&record_path));
-                Some(recorder as Box<dyn webrender::ApiRecordingReceiver>)
-            } else {
-                None
-            };
-
             let mut debug_flags = webrender::DebugFlags::empty();
             debug_flags.set(webrender::DebugFlags::PROFILER_DBG, opts.webrender_stats);
 
@@ -424,7 +416,6 @@ where
                     resource_override_path: opts.shaders_dir.clone(),
                     enable_aa: opts.enable_text_antialiasing,
                     debug_flags: debug_flags,
-                    recorder: recorder,
                     precache_flags: if opts.precache_shaders {
                         ShaderPrecacheFlags::FULL_COMPILE
                     } else {
diff --git a/components/webgpu/Cargo.toml b/components/webgpu/Cargo.toml
index 2de49927ad3..23944e6eb8e 100644
--- a/components/webgpu/Cargo.toml
+++ b/components/webgpu/Cargo.toml
@@ -17,5 +17,5 @@ log = "0.4"
 malloc_size_of = { path = "../malloc_size_of" }
 serde = "1.0"
 servo_config = {path = "../config"}
-smallvec = "0.6"
+smallvec = { version = "0.6", features = ["serde"] }
 wgpu-core = { version = "0.1.0", git = "https://github.com/gfx-rs/wgpu", features = ["serde"] }
diff --git a/tests/wpt/metadata/css/css-images/gradient-move-stops.html.ini b/tests/wpt/metadata/css/css-images/gradient-move-stops.html.ini
deleted file mode 100644
index 701b8cb4e4c..00000000000
--- a/tests/wpt/metadata/css/css-images/gradient-move-stops.html.ini
+++ /dev/null
@@ -1,3 +0,0 @@
-[gradient-move-stops.html]
-  type: reftest
-  expected: FAIL
diff --git a/tests/wpt/metadata/html/rendering/non-replaced-elements/the-fieldset-and-legend-elements/fieldset-transform-translatez.html.ini b/tests/wpt/metadata/html/rendering/non-replaced-elements/the-fieldset-and-legend-elements/fieldset-transform-translatez.html.ini
new file mode 100644
index 00000000000..068320fb597
--- /dev/null
+++ b/tests/wpt/metadata/html/rendering/non-replaced-elements/the-fieldset-and-legend-elements/fieldset-transform-translatez.html.ini
@@ -0,0 +1,2 @@
+[fieldset-transform-translatez.html]
+  expected: FAIL