[chromium] Remove deprecated and unused WebGraphicsContext3D compositor binding calls
https://bugs.webkit.org/show_bug.cgi?id=103322

Patch by James Robinson <jamesr@chromium.org> on 2012-11-26
Reviewed by Adam Barth.

Source/Platform:

These have been uncalled for a while.

* chromium/public/WebLayerTreeViewClient.h:
(WebLayerTreeViewClient):

Source/WebKit/chromium:

* src/WebViewImpl.cpp:
* src/WebViewImpl.h:
(WebViewImpl):

git-svn-id: https://svn.webkit.org/repository/webkit/trunk/Source/Platform/chromium/public@135801 268f45cc-cd09-0410-ab3c-d52691b4dbfc