Replacing const by value return values into const by ref in chrome/browser/ui/

chrome/browser/ui/browser_instant_controller_unittest.cc

Index: chrome/browser/ui/browser_instant_controller_unittest.cc
diff --git a/chrome/browser/ui/browser_instant_controller_unittest.cc b/chrome/browser/ui/browser_instant_controller_unittest.cc
index 077390c76bce9aa369ca23d001dc7988ce0cd16b..5fcfcbdeae99f6c862c3bffdd980923d5acb1c85 100644
--- a/chrome/browser/ui/browser_instant_controller_unittest.cc
+++ b/chrome/browser/ui/browser_instant_controller_unittest.cc
@@ -86,13 +86,9 @@ class FakeWebContentsObserver : public content::WebContentsObserver {
     current_url_ = url;
   }
 
-  const GURL url() const {
-    return url_;
-  }
+  const GURL& url() const { return url_; }
 
-  const GURL current_url() const {
-    return contents_->GetURL();
-  }
+  const GURL& current_url() const { return contents_->GetURL(); }
 
   int num_reloads() const {
     return num_reloads_;