Remove WTF::currentTime() / WTF::monotonicallyIncreasingTime() uses from cc

cc/single_thread_proxy.h

Index: cc/single_thread_proxy.h
diff --git a/cc/single_thread_proxy.h b/cc/single_thread_proxy.h
index ca6769f42190ab2603ca7b7d2e843f026a495737..93f8c09a6a3bc927c71cbe1c9a6532f96695d487 100644
--- a/cc/single_thread_proxy.h
+++ b/cc/single_thread_proxy.h
@@ -23,7 +23,7 @@ public:
 
     // Proxy implementation
     virtual bool compositeAndReadback(void *pixels, const IntRect&) OVERRIDE;
-    virtual void startPageScaleAnimation(const IntSize& targetPosition, bool useAnchor, float scale, double duration) OVERRIDE;
+    virtual void startPageScaleAnimation(const IntSize& targetPosition, bool useAnchor, float scale, base::TimeDelta duration) OVERRIDE;
     virtual void finishAllRendering() OVERRIDE;
     virtual bool isStarted() const OVERRIDE;
     virtual bool initializeContext() OVERRIDE;
@@ -49,11 +49,11 @@ public:
     // LayerTreeHostImplClient implementation
     virtual void didLoseContextOnImplThread() OVERRIDE { }
     virtual void onSwapBuffersCompleteOnImplThread() OVERRIDE;
-    virtual void onVSyncParametersChanged(double monotonicTimebase, double intervalInSeconds) OVERRIDE { }
+    virtual void onVSyncParametersChanged(base::TimeTicks timebase, base::TimeDelta interval) OVERRIDE { }
     virtual void onCanDrawStateChanged(bool canDraw) OVERRIDE { }
     virtual void setNeedsRedrawOnImplThread() OVERRIDE;
     virtual void setNeedsCommitOnImplThread() OVERRIDE;
-    virtual void postAnimationEventsToMainThreadOnImplThread(scoped_ptr<AnimationEventsVector>, double wallClockTime) OVERRIDE;
+    virtual void postAnimationEventsToMainThreadOnImplThread(scoped_ptr<AnimationEventsVector>, base::Time wallClockTime) OVERRIDE;
     virtual bool reduceContentsTextureMemoryOnImplThread(size_t limitBytes, int priorityCutoff) OVERRIDE;
     virtual void sendManagedMemoryStats() OVERRIDE;