Fix template angle bracket syntax in platform

Source/platform/graphics/gpu/DrawingBuffer.h

 /*
  * Copyright (c) 2010, 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 283 matching lines @@
     int m_maxTextureSize;
     int m_sampleCount;
     int m_packAlignment;
     bool m_destructionInProgress;
     bool m_isHidden;
     SkPaint::FilterLevel m_filterLevel;
 
     OwnPtr<WebExternalTextureLayer> m_layer;
 
     // All of the mailboxes that this DrawingBuffer has ever created.
-    Vector<RefPtr<MailboxInfo> > m_textureMailboxes;
+    Vector<RefPtr<MailboxInfo>> m_textureMailboxes;
     // Mailboxes that were released by the compositor can be used again by this DrawingBuffer.
     Deque<WebExternalTextureMailbox> m_recycledMailboxQueue;
 
     RefPtr<ContextEvictionManager> m_contextEvictionManager;
 
     // If the width and height of the Canvas's backing store don't
     // match those that we were given in the most recent call to
     // reshape(), then we need an intermediate bitmap to read back the
     // frame buffer into. This seems to happen when CSS styles are
     // used to resize the Canvas.
     SkBitmap m_resizingBitmap;
 
     // Used to flip a bitmap vertically.
     Vector<uint8_t> m_scanline;
 };
 
 } // namespace blink
 
 #endif // DrawingBuffer_h