Add Rec709 YUV color space support to GrYUVtoRGBEffect.

include/core/SkImageInfo.h

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkImageInfo_DEFINED
 #define SkImageInfo_DEFINED
 
@@ skipping 124 matching lines @@
 
 /**
  *  Describes the color space a YUV pixel.
  */
 enum SkYUVColorSpace {
     /** Standard JPEG color space. */
     kJPEG_SkYUVColorSpace,
     /** SDTV standard Rec. 601 color space. Uses "studio swing" [16, 235] color
        range. See http://en.wikipedia.org/wiki/Rec._601 for details. */
     kRec601_SkYUVColorSpace,
+    /** HDTV standard Rec. 709 color space. Uses "studio swing" [16, 235] color
+       range. See http://en.wikipedia.org/wiki/Rec._709 for details. */
+    kRec709_SkYUVColorSpace,
 
-    kLastEnum_SkYUVColorSpace = kRec601_SkYUVColorSpace
+    kLastEnum_SkYUVColorSpace = kRec709_SkYUVColorSpace
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
 enum SkColorProfileType {
     kLinear_SkColorProfileType,
     kSRGB_SkColorProfileType,
 
     kLastEnum_SkColorProfileType = kSRGB_SkColorProfileType
 };
@@ skipping 155 matching lines @@
         , fHeight(height)
         , fColorType(ct)
         , fAlphaType(at)
         , fProfileType(pt)
     {}
 
     SkColorProfileType  fProfileType;
 };
 
 #endif