compositor-worker: Refactor CompositorWorkerManager

third_party/WebKit/public/platform/Platform.h

Index: third_party/WebKit/public/platform/Platform.h
diff --git a/third_party/WebKit/public/platform/Platform.h b/third_party/WebKit/public/platform/Platform.h
index 9924046c06274895a68b8c075cf0e06005fa1ab5..7593e2d9dd5e8010ef74cc5dcd29142f7953be32 100644
--- a/third_party/WebKit/public/platform/Platform.h
+++ b/third_party/WebKit/public/platform/Platform.h
@@ -434,6 +434,8 @@ public:
     // Returns an interface to the main thread. Can be null if blink was initialized on a thread without a message loop.
     BLINK_PLATFORM_EXPORT WebThread* mainThread() const;
 
+    virtual WebThread* compositorThread() const { return 0; }

[Rick Byers, 2015/11/27 20:50:40]

Nit: please add a comment with any details (eg. when can this be null).  We try
to pretty good about explictly documenting the public API.

[Ian Vollick, 2015/11/27 21:15:11]

sg, done.

+
     // Vibration -----------------------------------------------------------
 
     // Starts a vibration for the given duration in milliseconds. If there is currently an active