149347 2015-09-18 10:17:44 -0700 [Win] Use tiled drawing for main background layer 2015-09-18 11:23:42 -0700 1 1 1 Unclassified WebKit Layout and Rendering WebKit Nightly Build PC All RESOLVED FIXED InRadar P2 Normal --- 1 bfulgham bfulgham bfulgham commit-queue simon.fraser webkit-bug-importer oldest_to_newest 1127146 0 bfulgham 2015-09-18 10:17:44 -0700 When compositing layers are used on Windows, a single large layer is created for the root of the rendering tree. If the markup involves creating large offscreen areas, WebKit can end up allocating a lot of memory. Instead, we should use the tiled drawing logic for the background layer so that we can limit the amount of memory used. 1127147 1 webkit-bug-importer 2015-09-18 10:18:27 -0700 <rdar://problem/22759632> 1127150 2 261505 bfulgham 2015-09-18 10:26:49 -0700 Created attachment 261505 Patch 1127164 3 261505 achristensen 2015-09-18 11:14:11 -0700 Comment on attachment 261505 Patch r=me 1127166 4 bfulgham 2015-09-18 11:23:42 -0700 Committed r189974: <http://trac.webkit.org/changeset/189974> 261505 2015-09-18 10:26:49 -0700 2015-09-18 11:14:11 -0700 Patch bug-149347-20150918104218.patch text/plain 9032 bfulgham SW5kZXg6IFNvdXJjZS9XZWJDb3JlL0NoYW5nZUxvZwo9PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09Ci0tLSBTb3VyY2UvV2Vi Q29yZS9DaGFuZ2VMb2cJKHJldmlzaW9uIDE4OTk2OSkKKysrIFNvdXJjZS9XZWJDb3JlL0NoYW5n ZUxvZwkod29ya2luZyBjb3B5KQpAQCAtMSwzICsxLDMyIEBACisyMDE1LTA5LTE4ICBCcmVudCBG dWxnaGFtICA8YmZ1bGdoYW1AYXBwbGUuY29tPgorCisgICAgICAgIFtXaW5dIFVzZSB0aWxlZCBk 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