Fix multiple inclusion guards to match new pathnames

Change-Id: Id7735be1d75bc315733b1773fba45c1deb8ace43
diff --git a/tools/cpplint.py b/tools/cpplint.py
index ff92d70..30c7128 100755
--- a/tools/cpplint.py
+++ b/tools/cpplint.py
@@ -726,7 +726,11 @@
           os.path.exists(os.path.join(root_dir, ".hg")) or
           os.path.exists(os.path.join(root_dir, ".svn"))):
         prefix = os.path.commonprefix([root_dir, project_dir])
-        return fullname[len(prefix) + 1:]
+        # BEGIN android-changed
+        # return fullname[len(prefix) + 1:]
+        return "art/" + fullname[len(prefix) + 1:]
+        # END android-changed
+
 
     # Don't know what to do; header guard warnings may be wrong...
     return fullname
@@ -1032,7 +1036,6 @@
   # Restores original filename in case that cpplint is invoked from Emacs's
   # flymake.
   filename = re.sub(r'_flymake\.h$', '.h', filename)
-
   fileinfo = FileInfo(filename)
   return re.sub(r'[-./\s]', '_', fileinfo.RepositoryName()).upper() + '_'