Refactor Timer classes in preparation for landing FrameTimers.

third_party/WebKit/Source/core/layout/ImageQualityController.cpp

 /*
  * Copyright (C) 2013 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 17 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "core/layout/ImageQualityController.h"
 
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/Settings.h"
 #include "core/page/ChromeClient.h"
 #include "core/page/Page.h"
-#include "wtf/PtrUtil.h"
 
 namespace blink {
 
 const double ImageQualityController::cLowQualityTimeThreshold = 0.500; // 500 ms
 const double ImageQualityController::cTimerRestartThreshold = 0.250; // 250 ms
 
 static ImageQualityController* gImageQualityController = nullptr;
 
 ImageQualityController* ImageQualityController::imageQualityController()
 {
@@ skipping 42 matching lines @@
     // This will catch users of ImageQualityController that forget to call cleanUp.
     ASSERT(!gImageQualityController || gImageQualityController->isEmpty());
 }
 
 ImageQualityController::ImageQualityController()
     : m_timer(wrapUnique(new Timer<ImageQualityController>(this, &ImageQualityController::highQualityRepaintTimerFired)))
     , m_frameTimeWhenTimerStarted(0.0)
 {
 }
 
-void ImageQualityController::setTimer(Timer<ImageQualityController>* newTimer)
+void ImageQualityController::setTimer(std::unique_ptr<TimerBase> newTimer)
 {
-    m_timer = wrapUnique(newTimer);
+    m_timer = std::move(newTimer);
 }
 
 void ImageQualityController::removeLayer(const LayoutObject& object, LayerSizeMap* innerMap, const void* layer)
 {
     if (innerMap) {
         innerMap->remove(layer);
         if (innerMap->isEmpty())
             objectDestroyed(object);
     }
 }
@@ skipping 12 matching lines @@
 }
 
 void ImageQualityController::objectDestroyed(const LayoutObject& object)
 {
     m_objectLayerSizeMap.remove(&object);
     if (m_objectLayerSizeMap.isEmpty()) {
         m_timer->stop();
     }
 }
 
-void ImageQualityController::highQualityRepaintTimerFired(Timer<ImageQualityController>*)
+void ImageQualityController::highQualityRepaintTimerFired(TimerBase*)
 {
     for (auto& i : m_objectLayerSizeMap) {
         // Only invalidate the object if it is animating.
         if (!i.value.isResizing)
             continue;
 
         // TODO(wangxianzhu): Use LayoutObject::getMutableForPainting().
         const_cast<LayoutObject*>(i.key)->setShouldDoFullPaintInvalidation();
         i.value.isResizing = false;
     }
@@ skipping 74 matching lines @@
     }
     // This object has been resized to two different sizes while the timer
     // is active, so draw at low quality, set the flag for animated resizes and
     // the object to the list for high quality redraw.
     set(object, innerMap, layer, layoutSize, true);
     restartTimer(lastFrameTimeMonotonic);
     return true;
 }
 
 } // namespace blink