Chris Craik 956f340aac Remove unused flags and dirty rects
bug:17209071

Also update DisplayList->RenderNode naming in Editor

Change-Id: I1d505640ba7388a0b0042d9c787f859e45a24da5
2015-04-28 09:40:01 -07:00
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2015-04-28 09:40:01 -07:00