cc: Delete all the RendererCapabilities.

cc/trees/remote_channel_impl.h

Index: cc/trees/remote_channel_impl.h
diff --git a/cc/trees/remote_channel_impl.h b/cc/trees/remote_channel_impl.h
index 81ae01b3c150e9ac2f9f0a2160d86e6badaecb46..b5fa1816f0b96c5cc6acdd5e37fd3248a14b9b55 100644
--- a/cc/trees/remote_channel_impl.h
+++ b/cc/trees/remote_channel_impl.h
@@ -105,8 +105,6 @@ class CC_EXPORT RemoteChannelImpl : public ChannelImpl,
     // this queue if we are waiting for a new output surface to be initialized.
     std::queue<proto::CompositorMessageToImpl> pending_messages;
 
-    RendererCapabilities renderer_capabilities;
-
     base::WeakPtrFactory<RemoteChannelImpl> remote_channel_weak_factory;
 
     MainThreadOnly(RemoteChannelImpl*,
@@ -136,7 +134,6 @@ class CC_EXPORT RemoteChannelImpl : public ChannelImpl,
   void SetOutputSurface(OutputSurface* output_surface) override;
   void ReleaseOutputSurface() override;
   void SetVisible(bool visible) override;
-  const RendererCapabilities& GetRendererCapabilities() const override;
   void SetNeedsAnimate() override;
   void SetNeedsUpdateLayers() override;
   void SetNeedsCommit() override;
@@ -160,16 +157,12 @@ class CC_EXPORT RemoteChannelImpl : public ChannelImpl,
   // Called on impl thread.
   // ChannelImpl implementation
   void DidCompleteSwapBuffers() override;
-  void SetRendererCapabilitiesMainCopy(
-      const RendererCapabilities& capabilities) override;
   void BeginMainFrameNotExpectedSoon() override;
   void DidCommitAndDrawFrame() override;
   void SetAnimationEvents(std::unique_ptr<AnimationEvents> queue) override;
   void DidLoseOutputSurface() override;
   void RequestNewOutputSurface() override;
-  void DidInitializeOutputSurface(
-      bool success,
-      const RendererCapabilities& capabilities) override;
+  void DidInitializeOutputSurface(bool success) override;
   void DidCompletePageScaleAnimation() override;
   void BeginMainFrame(std::unique_ptr<BeginMainFrameAndCommitState>
                           begin_main_frame_state) override;
@@ -182,9 +175,7 @@ class CC_EXPORT RemoteChannelImpl : public ChannelImpl,
   void DidCommitAndDrawFrameOnMain();
   void DidLoseOutputSurfaceOnMain();
   void RequestNewOutputSurfaceOnMain();
-  void DidInitializeOutputSurfaceOnMain(
-      bool success,
-      const RendererCapabilities& capabilities);
+  void DidInitializeOutputSurfaceOnMain(bool success);
   void SendMessageProtoOnMain(std::unique_ptr<proto::CompositorMessage> proto);
   void PostSetNeedsRedrawToImpl(const gfx::Rect& damaged_rect);