Remove WebKit::Platform dependencies from cc

cc/frame_rate_controller.cc

Index: cc/frame_rate_controller.cc
diff --git a/cc/frame_rate_controller.cc b/cc/frame_rate_controller.cc
index 46000fc19552067364546c0a06994e8962407235..97e4a02ea9f91e86be7e72d53532eafbe897464b 100644
--- a/cc/frame_rate_controller.cc
+++ b/cc/frame_rate_controller.cc
@@ -10,6 +10,7 @@
 #include "base/logging.h"
 #include "cc/delay_based_time_source.h"
 #include "cc/time_source.h"
+#include "cc/thread.h"
 
 namespace {
 
@@ -47,6 +48,8 @@ FrameRateController::FrameRateController(scoped_refptr<TimeSource> timer)
     , m_active(false)
     , m_swapBuffersCompleteSupported(true)
     , m_isTimeSourceThrottling(true)
+    , m_thread(0)
+    , m_weakFactory(ALLOW_THIS_IN_INITIALIZER_LIST(this))
 {
     m_timeSourceClientAdapter = FrameRateControllerTimeSourceAdapter::create(this);
     m_timeSource->setClient(m_timeSourceClientAdapter.get());
@@ -59,7 +62,8 @@ FrameRateController::FrameRateController(Thread* thread)
     , m_active(false)
     , m_swapBuffersCompleteSupported(true)
     , m_isTimeSourceThrottling(false)
-    , m_manualTicker(new Timer(thread, this))
+    , m_thread(thread)
+    , m_weakFactory(ALLOW_THIS_IN_INITIALIZER_LIST(this))
 {
 }
 
@@ -82,7 +86,7 @@ void FrameRateController::setActive(bool active)
         if (active)
             postManualTick();
         else
-            m_manualTicker->stop();
+            m_weakFactory.InvalidateWeakPtrs();
     }
 }
 
@@ -120,10 +124,10 @@ void FrameRateController::onTimerTick()
 void FrameRateController::postManualTick()
 {
     if (m_active)
-        m_manualTicker->startOneShot(0);
+        m_thread->postTask(base::Bind(&FrameRateController::manualTick, m_weakFactory.GetWeakPtr()));
 }
 
-void FrameRateController::onTimerFired()
+void FrameRateController::manualTick()
 {
     onTimerTick();
 }