Only allow extension pages to be displayed in the sidebar to be consistent...

chrome/common/extensions/extension_sidebar_utils.h

Index: chrome/common/extensions/extension_sidebar_utils.h
===================================================================
--- chrome/common/extensions/extension_sidebar_utils.h	(revision 72219)
+++ chrome/common/extensions/extension_sidebar_utils.h	(working copy)
@@ -16,11 +16,10 @@
 // Returns id of an extension owning a sidebar identified by |content_id|.
 std::string GetExtensionIdByContentId(const std::string& content_id);
 
-// Resolves |url_string| relative to |extension|'s url and verifies it
-// against |extension|'s host permissions.
+// Resolves |relative_path| relative to |extension|'s url.
 // In case of any problem, returns an empty invalid GURL and |error| receives
 // the corresponding error message.
-GURL ResolveAndVerifyUrl(const std::string& url_string,
+GURL ResolveRelativePath(const std::string& relative_path,
                          const Extension* extension,
                          std::string* error);