Revert changes to WebPluginContainerImpl::isRectTopmost. Remove clipping step and restore original behavior in this method.
Revert changes to WebPluginContainerImpl::isRectTopmost.
Remove clipping step and restore original behavior in this method.

BUG=510692,474836

Review URL: https://codereview.chromium.org/1242483002

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@199050 bbb929c8-8fbe-4397-9dbb-9b2b20218538

Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk