DescriptionSeparate VisualViewport layer tree creation from attachment.
This paves the way for deferring attachment. With root layer scrolling the
layer passed to WebViewImpl::setRootGraphicsLayer will be the LayoutView's main
GraphicsLayer, which does not exist until after the compositing update.
BUG=698464
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
Review-Url: https://codereview.chromium.org/2735543002
Cr-Commit-Position: refs/heads/master@{#454934}
Committed: https://chromium.googlesource.com/chromium/src/+/16beff659fc7bc169da48a13d926e05b01053bea
Patch Set 1 #
Dependent Patchsets: Messages
Total messages: 32 (28 generated)
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