Remove remaining references to SVN.

third_party/WebKit/Tools/Scripts/webkitpy/style/checkers/cpp.py

Index: third_party/WebKit/Tools/Scripts/webkitpy/style/checkers/cpp.py
diff --git a/third_party/WebKit/Tools/Scripts/webkitpy/style/checkers/cpp.py b/third_party/WebKit/Tools/Scripts/webkitpy/style/checkers/cpp.py
index bc274c0eba49af609742a9998acefe979170d07a..9a0ec1c367a78d98332037740b5cf016653979fc 100644
--- a/third_party/WebKit/Tools/Scripts/webkitpy/style/checkers/cpp.py
+++ b/third_party/WebKit/Tools/Scripts/webkitpy/style/checkers/cpp.py
@@ -590,21 +590,7 @@ class FileInfo:
         if os.path.exists(fullname):
             project_dir = os.path.dirname(fullname)
 
-            if os.path.exists(os.path.join(project_dir, '.svn')):
-                # If there's a .svn file in the current directory, we
-                # recursively look up the directory tree for the top
-                # of the SVN checkout
-                root_dir = project_dir
-                one_up_dir = os.path.dirname(root_dir)
-                while os.path.exists(os.path.join(one_up_dir, '.svn')):
-                    root_dir = os.path.dirname(root_dir)
-                    one_up_dir = os.path.dirname(one_up_dir)
-
-                prefix = os.path.commonprefix([root_dir, project_dir])
-                return fullname[len(prefix) + 1:]
-
-            # Not SVN? Try to find a git top level directory by
-            # searching up from the current path.
+            # Try to find a git top level directory by searching up from the current path.
             root_dir = os.path.dirname(fullname)
             while (root_dir != os.path.dirname(root_dir)
                    and not os.path.exists(os.path.join(root_dir, '.git'))):