Migrate WTF::Vector::append() to ::push_back() [part 13 of N]

third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.h

 /*
  * 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 867 matching lines @@
     TraceWrapperMember<T> m_extension;
   };
 
   bool m_extensionEnabled[WebGLExtensionNameCount];
   HeapVector<TraceWrapperMember<ExtensionTracker>> m_extensions;
 
   template <typename T>
   void registerExtension(Member<T>& extensionPtr,
                          ExtensionFlags flags = ApprovedExtension,
                          const char* const* prefixes = nullptr) {
-    m_extensions.append(TraceWrapperMember<ExtensionTracker>(
+    m_extensions.push_back(TraceWrapperMember<ExtensionTracker>(
         this, TypedExtensionTracker<T>::create(extensionPtr, flags, prefixes)));
   }
 
   bool extensionSupportedAndAllowed(const ExtensionTracker*);
 
   inline bool extensionEnabled(WebGLExtensionName name) {
     return m_extensionEnabled[name];
   }
 
   // ScopedDrawingBufferBinder is used for
@@ skipping 766 matching lines @@
                   context,
                   context->is3d(),
                   context.is3d());
 
 }  // namespace blink
 
 WTF_ALLOW_MOVE_INIT_AND_COMPARE_WITH_MEM_FUNCTIONS(
     blink::WebGLRenderingContextBase::TextureUnitState);
 
 #endif  // WebGLRenderingContextBase_h