Experimental: Remove chromium shared timers

content/child/blink_platform_impl.h

Index: content/child/blink_platform_impl.h
diff --git a/content/child/blink_platform_impl.h b/content/child/blink_platform_impl.h
index f4957396605b51eb98c747ed96d9bdbb8998f6bc..4d837b5c9a55f8f5942e1419e9775014ee9078e3 100644
--- a/content/child/blink_platform_impl.h
+++ b/content/child/blink_platform_impl.h
@@ -141,9 +141,6 @@ class CONTENT_EXPORT BlinkPlatformImpl
   virtual double monotonicallyIncreasingTime();
   virtual void cryptographicallyRandomValues(
       unsigned char* buffer, size_t length);
-  virtual void setSharedTimerFiredFunction(void (*func)());
-  virtual void setSharedTimerFireInterval(double interval_seconds);
-  virtual void stopSharedTimer();
   virtual void callOnMainThread(void (*func)(void*), void* context);
   virtual blink::WebGestureCurve* createFlingAnimationCurve(
       blink::WebGestureDevice device_source,
@@ -158,20 +155,12 @@ class CONTENT_EXPORT BlinkPlatformImpl
   virtual blink::WebPushProvider* pushProvider();
   virtual blink::WebNavigatorConnectProvider* navigatorConnectProvider();
 
-  void SuspendSharedTimer();
-  void ResumeSharedTimer();
-  virtual void OnStartSharedTimer(base::TimeDelta delay) {}
-
   WebBluetoothImpl* BluetoothImplForTesting() { return bluetooth_.get(); }
 
   virtual blink::WebString domCodeStringFromEnum(int dom_code);
   virtual int domEnumFromCodeString(const blink::WebString& codeString);
 
  private:
-  void DoTimeout() {
-    if (shared_timer_func_ && !shared_timer_suspended_)
-      shared_timer_func_();
-  }
 
   void InternalInit();
   void UpdateWebThreadTLS(blink::WebThread* thread);
@@ -181,11 +170,6 @@ class CONTENT_EXPORT BlinkPlatformImpl
   scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_;
   WebThemeEngineImpl native_theme_engine_;
   WebFallbackThemeEngineImpl fallback_theme_engine_;
-  base::OneShotTimer<BlinkPlatformImpl> shared_timer_;
-  void (*shared_timer_func_)();
-  double shared_timer_fire_time_;
-  bool shared_timer_fire_time_was_set_while_suspended_;
-  int shared_timer_suspended_;  // counter
   base::ThreadLocalStorage::Slot current_thread_slot_;
   WebCryptoImpl web_crypto_;
   scoped_ptr<WebGeofencingProviderImpl> geofencing_provider_;