Revert "Modify crash-reporter to collect crash information for unofficial builds."

This reverts commit cb5a147e46dbfa454df9d56b4da23480742597c8.

BUG=None
TEST=

Review URL: http://codereview.chromium.org/6596045

Change-Id: If07530a743b19a76e9a15ef08825c45c38f9dd2b
3 files changed