Use WTF::TimeTicks to represent timestamp in Platform/Core event types

third_party/WebKit/Source/core/events/CompositionEvent.cpp

 /*
  * Copyright (C) 2009 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 20 matching lines @@
 CompositionEvent::CompositionEvent() {}
 
 CompositionEvent::CompositionEvent(const AtomicString& type,
                                    AbstractView* view,
                                    const String& data)
     : UIEvent(
           type,
           true,
           true,
           ComposedMode::Composed,
-          WTF::monotonicallyIncreasingTime(),
+          TimeTicks::Now(),
           view,
           0,
           InputDeviceCapabilities::doesntFireTouchEventsSourceCapabilities()),
       m_data(data) {}
 
 CompositionEvent::CompositionEvent(const AtomicString& type,
                                    const CompositionEventInit& initializer)
     : UIEvent(type, initializer) {
   if (initializer.hasData())
     m_data = initializer.data();
@@ skipping 16 matching lines @@
 
 const AtomicString& CompositionEvent::interfaceName() const {
   return EventNames::CompositionEvent;
 }
 
 DEFINE_TRACE(CompositionEvent) {
   UIEvent::trace(visitor);
 }
 
 }  // namespace blink