Migrate WTF::Vector::append() to ::push_back() [part 4 of N]

third_party/WebKit/Source/core/dom/ScriptedAnimationController.cpp

Index: third_party/WebKit/Source/core/dom/ScriptedAnimationController.cpp
diff --git a/third_party/WebKit/Source/core/dom/ScriptedAnimationController.cpp b/third_party/WebKit/Source/core/dom/ScriptedAnimationController.cpp
index 74a249625d7de5a7d3ce282f9e55ab88958510fe..08aef2ea46f3d48f3e7013807c22bf063a064aa5 100644
--- a/third_party/WebKit/Source/core/dom/ScriptedAnimationController.cpp
+++ b/third_party/WebKit/Source/core/dom/ScriptedAnimationController.cpp
@@ -99,9 +99,9 @@ void ScriptedAnimationController::dispatchEvents(
     for (auto& event : m_eventQueue) {
       if (event && event->interfaceName() == eventInterfaceFilter) {
         m_perFrameEvents.remove(eventTargetKey(event.get()));
-        events.append(event.release());
+        events.push_back(event.release());
       } else {
-        remaining.append(event.release());
+        remaining.push_back(event.release());
       }
     }
     remaining.swap(m_eventQueue);
@@ -170,14 +170,14 @@ void ScriptedAnimationController::serviceScriptedAnimations(
 
 void ScriptedAnimationController::enqueueTask(
     std::unique_ptr<WTF::Closure> task) {
-  m_taskQueue.append(std::move(task));
+  m_taskQueue.push_back(std::move(task));
   scheduleAnimationIfNeeded();
 }
 
 void ScriptedAnimationController::enqueueEvent(Event* event) {
   InspectorInstrumentation::asyncTaskScheduled(
       event->target()->getExecutionContext(), event->type(), event);
-  m_eventQueue.append(event);
+  m_eventQueue.push_back(event);
   scheduleAnimationIfNeeded();
 }