Use high precision timestamp for Event.timestamp

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

Index: third_party/WebKit/Source/core/events/GestureEvent.cpp
diff --git a/third_party/WebKit/Source/core/events/GestureEvent.cpp b/third_party/WebKit/Source/core/events/GestureEvent.cpp
index dbba6655405b0a762bc540f7980392831df1fe21..fba9c8d1af2721858ad7347fa66ee4f8583d7ea5 100644
--- a/third_party/WebKit/Source/core/events/GestureEvent.cpp
+++ b/third_party/WebKit/Source/core/events/GestureEvent.cpp
@@ -100,7 +100,7 @@ GestureEvent::GestureEvent()
 {
 }
 
-GestureEvent::GestureEvent(const AtomicString& type, PassRefPtrWillBeRawPtr<AbstractView> view, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, float deltaX, float deltaY, float velocityX, float velocityY, bool inertial, double uiTimestamp, int resendingPluginId)
+GestureEvent::GestureEvent(const AtomicString& type, PassRefPtrWillBeRawPtr<AbstractView> view, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, float deltaX, float deltaY, float velocityX, float velocityY, bool inertial, double timestamp, int resendingPluginId)
     : MouseRelatedEvent(type, true, true, view, 0, IntPoint(screenX, screenY), IntPoint(clientX, clientY), IntPoint(0, 0), ctrlKey, altKey, shiftKey, metaKey, PositionType::Position)
     , m_deltaX(deltaX)
     , m_deltaY(deltaY)
@@ -109,7 +109,7 @@ GestureEvent::GestureEvent(const AtomicString& type, PassRefPtrWillBeRawPtr<Abst
     , m_inertial(inertial)
     , m_resendingPluginId(resendingPluginId)
 {
-    setUICreateTime(uiTimestamp);
+    setPlatformTimeStamp(timestamp);
 }
 
 PassRefPtrWillBeRawPtr<EventDispatchMediator> GestureEvent::createMediator()