https://bugs.webkit.org/show_bug.cgi?id=83283

Source/WebCore:

Make sure that we transfer animations when changing layers due to a transform-style change.
Unit tested in GraphicsLayerChromiumTest.updateLayerPreserves3DWithAnimations

Patch by Ian Vollick <vollick@chromium.org> on 2012-05-11
Reviewed by James Robinson.

Test: animations/change-transform-style-during-animation.html

* platform/graphics/chromium/GraphicsLayerChromium.cpp:
(WebCore::GraphicsLayerChromium::updateLayerPreserves3D):
* platform/graphics/chromium/LayerChromium.cpp:
(WebCore::LayerChromium::setLayerAnimationController):
(WebCore::LayerChromium::releaseLayerAnimationController):
(WebCore):
(WebCore::LayerChromium::notifyAnimationStarted):
* platform/graphics/chromium/LayerChromium.h:
(LayerChromium):
* platform/graphics/chromium/cc/CCLayerAnimationController.cpp:
(WebCore::CCLayerAnimationController::CCLayerAnimationController):
(WebCore::CCLayerAnimationController::pushAnimationUpdatesTo):
(WebCore::CCLayerAnimationController::notifyAnimationStarted):
(WebCore::CCLayerAnimationController::setClient):
(WebCore):
(WebCore::CCLayerAnimationController::pushNewAnimationsToImplThread):
(WebCore::CCLayerAnimationController::replaceImplThreadAnimations):
* platform/graphics/chromium/cc/CCLayerAnimationController.h:
(CCLayerAnimationController):
(WebCore::CCLayerAnimationController::setForceSync):

Source/WebKit/chromium:

Patch by Ian Vollick <vollick@chromium.org> on 2012-05-11
Reviewed by James Robinson.

* WebKit.gypi:
* tests/GraphicsLayerChromiumTest.cpp: Added.
(WebKitTests):
(MockGraphicsLayerClient):
(WebKitTests::MockGraphicsLayerClient::notifyAnimationStarted):
(WebKitTests::MockGraphicsLayerClient::notifySyncRequired):
(WebKitTests::MockGraphicsLayerClient::paintContents):
(WebKitTests::MockGraphicsLayerClient::showDebugBorders):
(WebKitTests::MockGraphicsLayerClient::showRepaintCounter):
(WebKitTests::TEST):

LayoutTests:

Patch by Ian Vollick <vollick@chromium.org> on 2012-05-11
Reviewed by James Robinson.

* animations/change-transform-style-during-animation-expected.png: Added.
* animations/change-transform-style-during-animation-expected.txt: Added.
* animations/change-transform-style-during-animation.html: Added.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@116786 268f45cc-cd09-0410-ab3c-d52691b4dbfc