Add a function to clean desktop shortcuts possibly left over from tests.
Add a function to clean desktop shortcuts possibly left over from tests.

TEST=Add a couple shortcuts to the desktop with file names "Chromium (name).lnk" and "chrome (123).lnk". Run the script and ensure that only those shortcuts are removed from the desktop.
BUG=110005

Review URL: http://codereview.chromium.org/9225031

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@119671 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build