frameHasAlphaAtIndex 358 Source/platform/graphics/BitmapImage.cpp bool BitmapImage::frameHasAlphaAtIndex(size_t index) frameHasAlphaAtIndex 168 Source/platform/graphics/DeferredImageDecoder.cpp bool DeferredImageDecoder::frameHasAlphaAtIndex(size_t index) const frameHasAlphaAtIndex 152 Source/platform/graphics/ImageSource.cpp bool ImageSource::frameHasAlphaAtIndex(size_t index) const frameHasAlphaAtIndex 116 Source/platform/image-decoders/ImageDecoder.cpp bool ImageDecoder::frameHasAlphaAtIndex(size_t index) const