Don't create huge backing stores when transforms cause layer scaling

[Simon Fraser (smfr)]

Don't create huge backing stores when transforms cause layer scaling

[Simon Fraser (smfr)]

<rdar://problem/16864666>

[Simon Fraser (smfr)]

Created attachment 231857 [details]
Patch

[Tim Horton]

Comment on attachment 231857 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=231857&action=review

> Source/WebCore/platform/graphics/ca/GraphicsLayerCA.cpp:2170
> +        for (size_t i = 0; i < animations.size(); ++i) {

range-based for?

> Source/WebCore/platform/graphics/ca/GraphicsLayerCA.cpp:2172
> +                runningAnimations.remove(currAnimationName);

can you use the iterator from earlier?

> Source/WebCore/platform/graphics/ca/GraphicsLayerCA.cpp:2443
> +    for (auto it = animations.begin(); it != animations.end(); ++it) {

range-based for here too, maybe?

[Build Bot]

Comment on attachment 231857 [details]
Patch

Attachment 231857 [details] did not pass mac-wk2-ews (mac-wk2):
Output: http://webkit-queues.appspot.com/results/6102868599767040

New failing tests:
media/media-source/media-source-addsourcebuffer.html

[Build Bot]

Created attachment 231886 [details]
Archive of layout-test-results from webkit-ews-10 for mac-mountainlion-wk2

The attached test failures were seen while running run-webkit-tests on the mac-wk2-ews.
Bot: webkit-ews-10  Port: mac-mountainlion-wk2  Platform: Mac OS X 10.8.5

[Simon Fraser (smfr)]

Comment on attachment 231857 [details]
Patch

Not going to do this.