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Bug 726004 - Fix intermittent reftest orange introduced by bug 715308 by not flushing invalidations when the decoder detects an error. r=joe

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--HG--
rename : browser/devtools/debugger/test/test-editor-mode => browser/devtools/debugger/test/test-script-switching-02.js
extra : rebase_source : 4eeface3fbf6a257ca3f86cf05e13df276ff9743
This commit is contained in:
Justin Lebar 2012-02-13 21:21:11 -05:00
parent 841396ac1d
commit 6ed6a3efb6
1 changed files with 19 additions and 7 deletions
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26
image/src/RasterImage.cpp
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@ -3019,14 +3019,26 @@ RasterImage::DecodeWorker::DecodeSomeOfImage(
Telemetry::Accumulate(Telemetry::IMAGE_DECODE_CHUNKS, chunkCount);
}
// For non-size decodes, flush invalidations after we've decoded all the
// chunks we're going to. Size decodes shouldn't cause paints.
// Flush invalidations (and therefore paint) now that we've decoded all the
// chunks we're going to.
//
// Similarly, we don't paint if we have all the source data. This disables
// progressive display of previously-discarded images (which lets us finish
// decoding faster, since we don't waste time painting).
// Decoder::PostFrameStop() will flush once the decode is done.
if (!aImg->mHasSourceData && aDecodeType != DECODE_TYPE_UNTIL_SIZE) {
// However, don't paint if:
//
// * This was an until-size decode. Until-size decodes are always followed
// by normal decodes, so don't bother painting.
//
// * The decoder flagged an error. The decoder may have written garbage
// into the output buffer; don't paint it to the screen.
//
// * We have all the source data. This disables progressive display of
// previously-decoded images, thus letting us finish decoding faster,
// since we don't waste time painting while we decode.
// Decoder::PostFrameStop() will flush invalidations once the decode is
// done.
if (aDecodeType != DECODE_TYPE_UNTIL_SIZE &&
!aImg->mDecoder->HasError() &&
!aImg->mHasSourceData) {
aImg->mInDecoder = true;
aImg->mDecoder->FlushInvalidations();
aImg->mInDecoder = false;