Moving GraphicsContext and dependencies from core to platform.

Source/platform/graphics/GraphicsContextAnnotation.h

 /*
  * 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 10 matching lines @@
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#ifndef GraphicsContextAnnotation_h
+#define GraphicsContextAnnotation_h
+
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
 
-#ifndef GraphicsContextAnnotation_h
-#define GraphicsContextAnnotation_h
-
 namespace WebCore {
 
 enum AnnotationMode {
     AnnotateRendererName    = 1 << 0,
     AnnotatePaintPhase      = 1 << 1,
     AnnotateElementId       = 1 << 2,
     AnnotateElementClass    = 1 << 3,
     AnnotateElementTag      = 1 << 4,
 
     AnnotateAll             = 0x1f
@@ skipping 18 matching lines @@
     const char* m_rendererName;
     const char* m_paintPhase;
     String m_elementId;
     String m_elementClass;
     String m_elementTag;
 };
 
 } // namespace WebCore
 
 #endif // GraphicsContextAnnotation_h