Move extensions bindings code out of //chrome

extensions/renderer/extension_groups.h

Index: extensions/renderer/extension_groups.h
diff --git a/chrome/renderer/extensions/extension_groups.h b/extensions/renderer/extension_groups.h
similarity index 80%
rename from chrome/renderer/extensions/extension_groups.h
rename to extensions/renderer/extension_groups.h
index 09b6ea1001ebcbab023125beaed2998a76a62ce5..c6009a730c894151b6c727f61a264f3595215c00 100644
--- a/chrome/renderer/extensions/extension_groups.h
+++ b/extensions/renderer/extension_groups.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_RENDERER_EXTENSIONS_EXTENSION_GROUPS_H_
-#define CHROME_RENDERER_EXTENSIONS_EXTENSION_GROUPS_H_
+#ifndef EXTENSIONS_RENDERER_EXTENSION_GROUPS_H_
+#define EXTENSIONS_RENDERER_EXTENSION_GROUPS_H_
 
 namespace extensions {
 
@@ -21,4 +21,4 @@ enum ExtensionGroups {
 
 }  // namespace extensions
 
-#endif  // CHROME_RENDERER_EXTENSIONS_EXTENSION_GROUPS_H_
+#endif  // EXTENSIONS_RENDERER_EXTENSION_GROUPS_H_