Add some verbose logging when registering COM components.
Add some verbose logging when registering COM components.

BUG=none
TEST=When using --verbose-logging with the installer, there will be entries for each COM component we [un]register.

Review URL: http://codereview.chromium.org/4821001

git-svn-id: http://src.chromium.org/svn/trunk/src@65865 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 18c37c13378e79413f73ea04833362207148af99
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