Merge 113287 - Auto-size may not work on first load

Merge 113287 - Auto-size may not work on first load
https://bugs.webkit.org/show_bug.cgi?id=82989

Patch by Andrei Burago <aburago@chromium.org>; on 2012-04-04
Reviewed by David Levin.

No new tests. The only known repro scenario involves using chrome with a third-party extension,
which makes making a test out of it problematic.

* dom/Document.cpp:
(WebCore::Document::implicitClose):
* page/FrameView.cpp:
(WebCore::FrameView::autoSizeIfEnabled):

TBR=commit-queue@webkit.org
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=114572