Refactor Timer classes in preparation for landing FrameTimers.

third_party/WebKit/Source/core/loader/FrameLoader.h

Index: third_party/WebKit/Source/core/loader/FrameLoader.h
diff --git a/third_party/WebKit/Source/core/loader/FrameLoader.h b/third_party/WebKit/Source/core/loader/FrameLoader.h
index d137ce523251890025d573303a5b296e99ae9a28..b4e621a2209fa429aff56873fa2220c8f9859b4d 100644
--- a/third_party/WebKit/Source/core/loader/FrameLoader.h
+++ b/third_party/WebKit/Source/core/loader/FrameLoader.h
@@ -192,8 +192,8 @@ public:
     static void setReferrerForFrameRequest(FrameLoadRequest&);
 
 private:
-    void checkTimerFired(Timer<FrameLoader>*);
-    void didAccessInitialDocumentTimerFired(Timer<FrameLoader>*);
+    void checkTimerFired(TimerBase*);
+    void didAccessInitialDocumentTimerFired(TimerBase*);
 
     bool prepareRequestForThisFrame(FrameLoadRequest&);
     FrameLoadType determineFrameLoadType(const FrameLoadRequest&);
@@ -274,7 +274,7 @@ private:
 
     bool m_inStopAllLoaders;
 
-    Timer<FrameLoader> m_checkTimer;
+    TaskRunnerTimer<FrameLoader> m_checkTimer;
 
     bool m_didAccessInitialDocument;