RESOLVED WONTFIX 46401
Investigate using an intermediate UI process window for windowed plugins to speed up scrolling 
https://bugs.webkit.org/show_bug.cgi?id=46401
Summary Investigate using an intermediate UI process window for windowed plugins to s...
Adam Roben (:aroben)
Reported 2010-09-23 13:23:37 PDT
2010-09-23 15:43:16 Adam Roben: Chrome wraps all windowed plugins in an intermediate window created by the UI process. This supposedly speeds up scrolling as it keeps Windows from sending synchronous cross-process messages during scrolling. We should see if we can use this technique, too, in WebKit2. <rdar://problem/8470647>
Attachments
Add attachment proposed patch, testcase, etc.
Adam Roben (:aroben)
Comment 1 2010-10-25 14:31:26 PDT
Relevant code in Chromium: WebPluginDelegateImpl::WIndowedReposition RenderView::DidMovePlugin RenderWidget::SchedulePluginMove RenderWidget::DoDeferredUpdate RenderWidgetHost::OnMsgUpdateRect RenderWidgetHost::MovePluginWindows
Adam Roben (:aroben)
Comment 2 2011-05-04 11:15:58 PDT
Attachment 20913 [details] makes a good testcase.
Adam Roben (:aroben)
Comment 3 2011-05-04 11:24:50 PDT
Another testcase: http://www.youtube.com/watch?v=CKJgcEgvx4U&feature=topvideos_entertainment
Alexey Proskuryakov
Comment 4 2022-07-01 11:36:12 PDT
Mass closing plug-in bugs, as plug-in support has been removed from WebKit. Please comment and/or reopen if this still affects WebKit in some way.
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