Migrate WTF::Deque::append() to ::push_back()

third_party/WebKit/Source/core/html/forms/FormController.cpp

Index: third_party/WebKit/Source/core/html/forms/FormController.cpp
diff --git a/third_party/WebKit/Source/core/html/forms/FormController.cpp b/third_party/WebKit/Source/core/html/forms/FormController.cpp
index 02cf26aac76865070bdae0f2cfb539967db8897b..83bacc49bf302d5349dbbdf3e0ff2d259d86b279 100644
--- a/third_party/WebKit/Source/core/html/forms/FormController.cpp
+++ b/third_party/WebKit/Source/core/html/forms/FormController.cpp
@@ -259,10 +259,10 @@ void SavedFormState::appendControlState(const AtomicString& name,
   FormElementKey key(name.impl(), type.impl());
   FormElementStateMap::iterator it = m_stateForNewFormElements.find(key);
   if (it != m_stateForNewFormElements.end()) {
-    it->value.append(state);
+    it->value.push_back(state);
   } else {
     Deque<FormControlState> stateList;
-    stateList.append(state);
+    stateList.push_back(state);
     m_stateForNewFormElements.set(key, stateList);
   }
   m_controlStateCount++;