65033 2011-07-22 10:56:31 -0700 [CG] Support frameHasAlphaAtIndex for image types other than JPEG 2011-07-22 11:14:59 -0700 1 1 1 Unclassified WebKit Images 528+ (Nightly build) Unspecified Unspecified NEW P2 Normal --- 1 simon.fraser webkit-unassigned mdelaney7 simon.fraser thorton oldest_to_newest 441014 0 simon.fraser 2011-07-22 10:56:31 -0700 We only return false form frameHasAlphaAtIndex() for JPEG images. PNG and GIF images are treated as having alpha even when they do not. frameHasAlphaAtIndex() will be the basis for various painting optimizations, so it would be good to fix this.