Don't add the pdf plugin to pepper_plugin_registry yet.  This avoids it showing up twice in Linux (not sure why not on Windows).
Don't add the pdf plugin to pepper_plugin_registry yet.  This avoids it showing up twice in Linux (not sure why not on Windows).

BUG=48181
Review URL: http://codereview.chromium.org/2947010

git-svn-id: http://src.chromium.org/svn/trunk/src@52166 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 7eafee72ac717a7db48d8f603830ce8ef30bbfe5
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