cc: Trigger GPU rasterization based on a per-layer hint

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index 110901155525be65159137d74ca0219c4ebb4ef5..f163cf3f1f8dd485ce03e29f6fb49234292b1795 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -913,6 +913,9 @@ static void AppendGpuCommandLineFlags(CommandLine* command_line) {
   if (content::IsDelegatedRendererEnabled())
     command_line->AppendSwitch(switches::kEnableDelegatedRenderer);
 
+  if (content::IsImplSidePaintingEnabled())
+    command_line->AppendSwitch(switches::kEnableImplSidePainting);
+
   // Appending disable-gpu-feature switches due to software rendering list.
   GpuDataManagerImpl* gpu_data_manager = GpuDataManagerImpl::GetInstance();
   DCHECK(gpu_data_manager);
@@ -988,9 +991,12 @@ void RenderProcessHostImpl::PropagateBrowserCommandLineToRenderer(
     switches::kDisableGpuCompositing,
     switches::kDisableGpuVsync,
     switches::kDisableHistogramCustomizer,
+    switches::kDisableImplSidePainting,
+    switches::kDisableLCDText,
     switches::kDisableLayerSquashing,
     switches::kDisableLocalStorage,
     switches::kDisableLogging,
+    switches::kDisableMapImage,
     switches::kDisableOpusPlayback,
     switches::kDisableOverlayScrollbar,
     switches::kDisablePinch,
@@ -1033,10 +1039,13 @@ void RenderProcessHostImpl::PropagateBrowserCommandLineToRenderer(
     switches::kEnableGPUServiceLogging,
     switches::kEnableHighDpiCompositingForFixedPosition,
     switches::kEnableHTMLImports,
+    switches::kEnableImplSidePainting,
     switches::kEnableInbandTextTracks,
+    switches::kEnableLCDText,
     switches::kEnableLayerSquashing,
     switches::kEnableLogging,
     switches::kEnableMP3StreamParser,
+    switches::kEnableMapImage,
     switches::kEnableMemoryBenchmarking,
     switches::kEnableOverlayFullscreenVideo,
     switches::kEnableOverlayScrollbar,
@@ -1075,6 +1084,7 @@ void RenderProcessHostImpl::PropagateBrowserCommandLineToRenderer(
     switches::kNumRasterThreads,
     switches::kPpapiInProcess,
     switches::kProfilerTiming,
+    switches::kRasterizationSite,
     switches::kReduceSecurityForTesting,
     switches::kRegisterPepperPlugins,
     switches::kRendererAssertTest,
@@ -1101,16 +1111,8 @@ void RenderProcessHostImpl::PropagateBrowserCommandLineToRenderer(
     cc::switches::kCompositeToMailbox,
     cc::switches::kDisableCompositedAntialiasing,
     cc::switches::kDisableCompositorTouchHitTesting,
-    cc::switches::kDisableGPURasterization,
-    cc::switches::kDisableImplSidePainting,
-    cc::switches::kDisableLCDText,
-    cc::switches::kDisableMapImage,
     cc::switches::kDisableThreadedAnimation,
     cc::switches::kEnableGpuBenchmarking,
-    cc::switches::kEnableGPURasterization,
-    cc::switches::kEnableImplSidePainting,
-    cc::switches::kEnableLCDText,
-    cc::switches::kEnableMapImage,
     cc::switches::kEnablePinchVirtualViewport,
     cc::switches::kEnableTopControlsPositionCalculation,
     cc::switches::kMaxTilesForInterestArea,
@@ -1194,7 +1196,7 @@ void RenderProcessHostImpl::PropagateBrowserCommandLineToRenderer(
   }
 
   // Enforce the extra command line flags for impl-side painting.
-  if (cc::switches::IsImplSidePaintingEnabled() &&
+  if (IsImplSidePaintingEnabled() &&
       !browser_cmd.HasSwitch(switches::kEnableDeferredImageDecoding))
     renderer_cmd->AppendSwitch(switches::kEnableDeferredImageDecoding);
 }