Merge 116554 - [chromium] Add impl-thread support for fill-mode and direction css animation propert…

Merge 116554 - [chromium] Add impl-thread support for fill-mode and direction css animation properties
https://bugs.webkit.org/show_bug.cgi?id=77662

Patch by Ian Vollick <vollick@chromium.org>; on 2012-05-09
Reviewed by James Robinson.

Source/WebCore:

Adds support for accelerating css animations with -webkit-animation-fill-mode,
and -webkit-animation-direction properties.

Tested in:
  CCActiveAnimationTest.TrimTimeAlternating
  CCLayerAnimationControllerTest.createReversedAnimation
  CCLayerAnimationControllerTest.createAlternatingAnimation
  CCLayerAnimationControllerTest.createReversedAlternatingAnimation

* platform/graphics/chromium/cc/CCActiveAnimation.cpp:
(WebCore::CCActiveAnimation::CCActiveAnimation):
(WebCore::CCActiveAnimation::trimTimeToCurrentIteration):
(WebCore::CCActiveAnimation::cloneForImplThread):
* platform/graphics/chromium/cc/CCActiveAnimation.h:
(CCActiveAnimation):
(WebCore::CCActiveAnimation::alternatesDirection):
(WebCore::CCActiveAnimation::setAlternatesDirection):
* platform/graphics/chromium/cc/CCLayerAnimationController.cpp:

Source/WebKit/chromium:

* tests/CCActiveAnimationTest.cpp:
(WebCore::TEST):
(WebCore):
* tests/CCLayerAnimationControllerTest.cpp:
(WebKitTests::TEST):
(WebKitTests):

TBR=commit-queue@webkit.org
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=117000