[Webkit-unassigned] [Bug 62675] Minimize memory due to layer backing stores for pages in the Page Cache

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https://bugs.webkit.org/show_bug.cgi?id=62675





--- Comment #1 from Joseph Pecoraro <joepeck at webkit.org>  2011-06-14 16:21:46 PST ---
Created an attachment (id=97183)
 --> (https://bugs.webkit.org/attachment.cgi?id=97183&action=review)
[TEST] Test Page for numerous layers and iframes with layers.

Test case I used. I saw ~90MB of CoreAnimation memory with Desktop Safari.
With my patch, and the feature enabled, that memory dropped to 4KB when
going to about:blank, and restored to 90 when going back to the page.

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