Add watchlist for X11-related files.
Add watchlist for X11-related files.

Also adding myself to GTK+ accelerators and cleaning up
weird spacing and tabs in the watchlist file.

BUG=none
TEST=manual: ran watchlists.py with various paths

Review URL: http://codereview.chromium.org/7343018

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@92231 0039d316-1c4b-4281-b951-d872f2087c98

yitian134/chromium,yitian134/chromium,ropik/chromium,yitian134/chromium,adobe/chromium,adobe/chromium,ropik/chromium,gavinp/chromium,adobe/chromium,gavinp/chromium,yitian134/chromium,yitian134/chromium,yitian134/chromium,ropik/chromium,gavinp/chromium,yitian134/chromium,yitian134/chromium,yitian134/chromium,adobe/chromium,gavinp/chromium,gavinp/chromium,gavinp/chromium,ropik/chromium,adobe/chromium,ropik/chromium,adobe/chromium,ropik/chromium,gavinp/chromium,ropik/chromium,ropik/chromium,yitian134/chromium,gavinp/chromium,adobe/chromium,ropik/chromium,adobe/chromium,gavinp/chromium,adobe/chromium,adobe/chromium,gavinp/chromium,adobe/chromium