Miscellaneous cleanup to reduce number of includes in platform/graphics/

Source/core/platform/graphics/GraphicsContextAnnotation.h

Index: Source/core/platform/graphics/GraphicsContextAnnotation.h
diff --git a/Source/core/platform/graphics/GraphicsContextAnnotation.h b/Source/core/platform/graphics/GraphicsContextAnnotation.h
index 22684b5a1adc41178891542b166f107dcc017e97..0fa11d6895ff6c4b5073cbb33fa84f6554d09c6e 100644
--- a/Source/core/platform/graphics/GraphicsContextAnnotation.h
+++ b/Source/core/platform/graphics/GraphicsContextAnnotation.h
@@ -28,6 +28,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#include "core/platform/graphics/AnnotationMode.h"
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
 
@@ -45,17 +46,6 @@ class GraphicsContext;
 class RenderObject;
 struct PaintInfo;
 
-enum AnnotationMode {
-    AnnotateRendererName    = 1 << 0,
-    AnnotatePaintPhase      = 1 << 1,
-    AnnotateElementId       = 1 << 2,
-    AnnotateElementClass    = 1 << 3,
-    AnnotateElementTag      = 1 << 4,
-
-    AnnotateAll             = 0x1f
-};
-
-typedef unsigned AnnotationModeFlags;
 typedef Vector<std::pair<const char*, String> > AnnotationList;
 
 class GraphicsContextAnnotation {