Make IPC_MESSAGE_EXPORT defined to be CONTENT_EXPORT for all IPCs in gpu_messages.h like the rest of the IPC message files.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/131163004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246332 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246332
Now that RenderFrame is per frame, remove the WebFrame pointer from RenderFrameObserver callbacks.

BUG=304341
R=nasko@chromium.org

Review URL: https://codereview.chromium.org/143903011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246333 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246333
Remove some unnecessary NULL checks of RenderFrameHost before calling WebContents::FromRenderFrameHost.

BUG=304341
R=nasko@chromium.org

Review URL: https://codereview.chromium.org/134503005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246334 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246334