Makes canvas_paint_linux use the event region, not the event rectangle. This is needed as gtk/gdk may set complex clips, so that if we paint everything we can end up painting on top of other widgets.
Makes canvas_paint_linux use the event region, not the event
rectangle. This is needed as gtk/gdk may set complex clips, so that if
we paint everything we can end up painting on top of other widgets.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/242134

git-svn-id: http://src.chromium.org/svn/trunk/src@27995 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 4f059f6d3c74b8b8a1feab77d46959a93ecfbfe2
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser