scheduler: Move the Blink scheduler into Blink

content/renderer/gpu/compositor_dependencies.h

Index: content/renderer/gpu/compositor_dependencies.h
diff --git a/content/renderer/gpu/compositor_dependencies.h b/content/renderer/gpu/compositor_dependencies.h
index 9a886ddf94888cfc323c984ed6219688a1f57da6..7bc03ade1b4293a0cc9d756f21e1d7401fa8e7d4 100644
--- a/content/renderer/gpu/compositor_dependencies.h
+++ b/content/renderer/gpu/compositor_dependencies.h
@@ -26,9 +26,11 @@ namespace gpu {
 class GpuMemoryBufferManager;
 }
 
+namespace blink {
 namespace scheduler {
 class RendererScheduler;
 }
+}
 
 namespace content {
 
@@ -53,7 +55,7 @@ class CompositorDependencies {
   GetCompositorImplThreadTaskRunner() = 0;
   virtual cc::SharedBitmapManager* GetSharedBitmapManager() = 0;
   virtual gpu::GpuMemoryBufferManager* GetGpuMemoryBufferManager() = 0;
-  virtual scheduler::RendererScheduler* GetRendererScheduler() = 0;
+  virtual blink::scheduler::RendererScheduler* GetRendererScheduler() = 0;
   // TODO(danakj): This should be part of RenderThreadImpl (or some API from it
   // to RenderWidget). But RenderThreadImpl is null in RenderViewTest.
   virtual std::unique_ptr<cc::BeginFrameSource> CreateExternalBeginFrameSource(