Index: third_party/WebKit/Source/platform/image-decoders/bmp/BMPImageReader.h |
diff --git a/third_party/WebKit/Source/platform/image-decoders/bmp/BMPImageReader.h b/third_party/WebKit/Source/platform/image-decoders/bmp/BMPImageReader.h |
index c5bf44b401205a428dcf0f7e6aa4460a2c2221d1..c88a4dd4667bd137939ae287ea3fceab576c9296 100644 |
--- a/third_party/WebKit/Source/platform/image-decoders/bmp/BMPImageReader.h |
+++ b/third_party/WebKit/Source/platform/image-decoders/bmp/BMPImageReader.h |
@@ -241,9 +241,11 @@ class PLATFORM_EXPORT BMPImageReader final { |
: value; |
} |
+ inline bool IsAlphaSupported() const { return bit_masks_[3]; } |
+ |
inline unsigned GetAlpha(uint32_t pixel) const { |
- // For images without alpha, return alpha of 0xff. |
- return bit_masks_[3] ? GetComponent(pixel, 3) : 0xff; |
+ DCHECK(IsAlphaSupported()); |
+ return GetComponent(pixel, 3); |
} |
// Sets the current pixel to the color given by |color_index|. This also |