Update WR (CPU text optimizations, image format renames).

components/canvas/canvas_paint_thread.rs

@@ -564,7 +564,7 @@ impl<'a> CanvasPaintThread<'a> {
                 width: size.width as u32,
                 height: size.height as u32,
                 stride: None,
-                format: webrender_traits::ImageFormat::RGBA8,
+                format: webrender_traits::ImageFormat::BGRA8,
                 offset: 0,
                 is_opaque: false,
             };

components/canvas/webgl_paint_thread.rs

@@ -254,7 +254,7 @@ impl WebGLPaintThread {
                     width: width as u32,
                     height: height as u32,
                     stride: None,
-                    format: webrender_traits::ImageFormat::RGBA8,
+                    format: webrender_traits::ImageFormat::BGRA8,
                     offset: 0,
                     is_opaque: false,
                 };

components/layout/display_list_builder.rs

@@ -1951,7 +1951,7 @@ impl FragmentDisplayListBuilding for Fragment {
                             webrender_image: WebRenderImageInfo {
                                 width: computed_width as u32,
                                 height: computed_height as u32,
-                                format: PixelFormat::RGBA8,
+                                format: PixelFormat::BGRA8,
                                 key: Some(canvas_data.image_key),
                             },
                             image_data: None,

components/net/image_cache.rs

@@ -40,7 +40,7 @@ fn convert_format(format: PixelFormat) -> webrender_traits::ImageFormat {
             panic!("Not support by webrender yet");
         }
         PixelFormat::RGB8 => webrender_traits::ImageFormat::RGB8,
-        PixelFormat::RGBA8 => webrender_traits::ImageFormat::RGBA8,
+        PixelFormat::BGRA8 => webrender_traits::ImageFormat::BGRA8,
     }
 }
 
@@ -66,7 +66,7 @@ fn set_webrender_image_key(webrender_api: &webrender_traits::RenderApi, image: &
     let format = convert_format(image.format);
     let mut bytes = Vec::new();
     bytes.extend_from_slice(&*image.bytes);
-    if format == webrender_traits::ImageFormat::RGBA8 {
+    if format == webrender_traits::ImageFormat::BGRA8 {
         premultiply(bytes.as_mut_slice());
     }
     let descriptor = webrender_traits::ImageDescriptor {
@@ -87,7 +87,7 @@ fn set_webrender_image_key(webrender_api: &webrender_traits::RenderApi, image: &
 //           Consider using SIMD to speed this up if it shows in profiles.
 fn is_image_opaque(format: webrender_traits::ImageFormat, bytes: &[u8]) -> bool {
     match format {
-        webrender_traits::ImageFormat::RGBA8 => {
+        webrender_traits::ImageFormat::BGRA8 => {
             let mut is_opaque = true;
             for i in 0..(bytes.len() / 4) {
                 if bytes[i * 4 + 3] != 255 {

components/net_traits/image/base.rs

@@ -16,7 +16,7 @@ pub enum PixelFormat {
     /// RGB, 8 bits per channel
     RGB8,
     /// RGB + alpha, 8 bits per channel
-    RGBA8,
+    BGRA8,
 }
 
 #[derive(Clone, Deserialize, Serialize, HeapSizeOf)]
@@ -83,7 +83,7 @@ pub fn load_from_memory(buffer: &[u8]) -> Option<Image> {
                     Some(Image {
                         width: rgba.width(),
                         height: rgba.height(),
-                        format: PixelFormat::RGBA8,
+                        format: PixelFormat::BGRA8,
                         bytes: IpcSharedMemory::from_bytes(&*rgba),
                         id: None,
                     })

components/script/dom/canvasrenderingcontext2d.rs

@@ -431,7 +431,7 @@ impl CanvasRenderingContext2D {
 
         let image_size = Size2D::new(img.width as i32, img.height as i32);
         let image_data = match img.format {
-            PixelFormat::RGBA8 => img.bytes.to_vec(),
+            PixelFormat::BGRA8 => img.bytes.to_vec(),
             PixelFormat::K8 => panic!("K8 color type not supported"),
             PixelFormat::RGB8 => panic!("RGB8 color type not supported"),
             PixelFormat::KA8 => panic!("KA8 color type not supported"),

components/script/dom/paintworkletglobalscope.rs

@@ -75,7 +75,7 @@ impl PaintWorkletGlobalScope {
         let image = Image {
             width: width,
             height: height,
-            format: PixelFormat::RGBA8,
+            format: PixelFormat::BGRA8,
             bytes: IpcSharedMemory::from_bytes(&*self.buffer.borrow()),
             id: None,
         };

components/script/dom/webglrenderingcontext.rs

@@ -690,9 +690,9 @@ impl WebGLRenderingContext {
 
                 let size = Size2D::new(img.width as i32, img.height as i32);
 
-                // For now Servo's images are all stored as RGBA8 internally.
+                // For now Servo's images are all stored as BGRA8 internally.
                 let mut data = match img.format {
-                    PixelFormat::RGBA8 => img.bytes.to_vec(),
+                    PixelFormat::BGRA8 => img.bytes.to_vec(),
                     _ => unimplemented!(),
                 };