Implement monotonically increasing time for WebKit.

webkit/glue/webkitclient_impl.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WEBKIT_CLIENT_IMPL_H_
 #define WEBKIT_CLIENT_IMPL_H_
 
 #include "base/platform_file.h"
 #include "base/timer.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebKitClient.h"
@@ skipping 52 matching lines @@
       WebKit::WebLocalizedString::Name name);
   virtual WebKit::WebString queryLocalizedString(
       WebKit::WebLocalizedString::Name name, int numeric_value);
   virtual WebKit::WebString queryLocalizedString(
       WebKit::WebLocalizedString::Name name, const WebKit::WebString& value);
   virtual WebKit::WebString queryLocalizedString(
       WebKit::WebLocalizedString::Name name,
       const WebKit::WebString& value1, const WebKit::WebString& value2);
   virtual void suddenTerminationChanged(bool enabled) { }
   virtual double currentTime();
+  virtual double monotonicallyIncreasingTime();
   virtual void cryptographicallyRandomValues(
       unsigned char* buffer, size_t length);
   virtual void setSharedTimerFiredFunction(void (*func)());
   virtual void setSharedTimerFireTime(double fireTime);
   virtual void stopSharedTimer();
   virtual void callOnMainThread(void (*func)(void*), void* context);
 
   void SuspendSharedTimer();
   void ResumeSharedTimer();
 
  private:
   void DoTimeout() {
     if (shared_timer_func_ && !shared_timer_suspended_)
       shared_timer_func_();
   }
 
   MessageLoop* main_loop_;
   base::OneShotTimer<WebKitClientImpl> shared_timer_;
   void (*shared_timer_func_)();
   double shared_timer_fire_time_;
   int shared_timer_suspended_;  // counter
   WebThemeEngineImpl theme_engine_;
 };
 
 }  // namespace webkit_glue
 
 #endif  // WEBKIT_CLIENT_IMPL_H_