Record UMA stats for Blink decoded image orientation

third_party/WebKit/Source/platform/graphics/ImageOrientation.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:
  *
  * 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
@@ skipping 29 matching lines @@
     OriginTopLeft = 1, // default
     OriginTopRight = 2, // mirror along y-axis
     OriginBottomRight = 3, // 180 degree rotation
     OriginBottomLeft = 4, // mirror along the x-axis
     OriginLeftTop = 5, // mirror along x-axis + 270 degree CW rotation
     OriginRightTop = 6, // 90 degree CW rotation
     OriginRightBottom = 7, // mirror along x-axis + 90 degree CW rotation
     OriginLeftBottom = 8, // 270 degree CW rotation
     // All other values are "reserved" as of EXIF 2.2
     DefaultImageOrientation = OriginTopLeft,
+    ImageOrientationEnumEnd = OriginLeftBottom + 1,
 };
 
 enum RespectImageOrientationEnum {
     DoNotRespectImageOrientation = 0,
     RespectImageOrientation = 1
 };
 
 class PLATFORM_EXPORT ImageOrientation {
 public:
     ImageOrientation(ImageOrientationEnum orientation = DefaultImageOrientation)
@@ skipping 17 matching lines @@
         return static_cast<ImageOrientationEnum>(exifValue);
     }
 
     // This transform can be used for drawing an image according to the orientation.
     // It should be used in a right-handed coordinate system.
     AffineTransform transformFromDefault(const FloatSize& drawnSize) const;
 
     inline bool operator==(const ImageOrientation& other) const { return other.m_orientation == m_orientation; }
     inline bool operator!=(const ImageOrientation& other) const { return !(*this == other); }
 
+    ImageOrientationEnum orientation() const { return m_orientation; }
+
 private:
     // FIXME: This only needs to be one byte.
     ImageOrientationEnum m_orientation;
 };
 
 } // namespace blink
 
 #endif // ImageOrientation_h