Upstream cpplint.py r79 ("Convert windows path seperators to unix like while...

Upstream cpplint.py r79 ("Convert windows path seperators to unix like while doing IncludeWhatYouUse.")

Review URL: http://codereview.chromium.org/9159036

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@119713 0039d316-1c4b-4281-b951-d872f2087c98

cpplint.py

@@ -3054,7 +3054,7 @@ def CheckForIncludeWhatYouUse(filename, clean_lines, include_state, error,
   header_found = False
 
   # Use the absolute path so that matching works properly.
-  abs_filename = os.path.abspath(filename)
+  abs_filename = FileInfo(filename).FullName()
 
   # For Emacs's flymake.
   # If cpplint is invoked from Emacs's flymake, a temporary file is generated