Auto-rebaseline for r179677

http://src.chromium.org/viewvc/blink?view=revision&revision=179677

TBR=tkent@chromium.org

Review URL: https://codereview.chromium.org/443353002

git-svn-id: svn://svn.chromium.org/blink/trunk@179685 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Delete FrameView::m_contentIsOpaque

No one reads this state.

R=esprehn@chromium.org

Review URL: https://codereview.chromium.org/448793005

git-svn-id: svn://svn.chromium.org/blink/trunk@179686 bbb929c8-8fbe-4397-9dbb-9b2b20218538