Revert r115276, it broke PanelDownloadTest.Download in interactive_ui_tests

chrome/browser/ui/gtk/constrained_html_delegate_gtk.cc

Index: chrome/browser/ui/gtk/constrained_html_delegate_gtk.cc
diff --git a/chrome/browser/ui/gtk/constrained_html_delegate_gtk.cc b/chrome/browser/ui/gtk/constrained_html_delegate_gtk.cc
index 6701c7f450baf5683fce7c9871890622b1d8b8ca..50de53341cb8cdc686a7ec6fa42685941d5570ee 100644
--- a/chrome/browser/ui/gtk/constrained_html_delegate_gtk.cc
+++ b/chrome/browser/ui/gtk/constrained_html_delegate_gtk.cc
@@ -108,10 +108,10 @@ ConstrainedHtmlDelegateGtk::ConstrainedHtmlDelegateGtk(
   ConstrainedHtmlUI::GetPropertyAccessor().SetProperty(
       tab_contents->GetPropertyBag(), this);
 
-  tab_contents->GetController().LoadURL(delegate->GetDialogContentURL(),
-                                        content::Referrer(),
-                                        content::PAGE_TRANSITION_START_PAGE,
-                                        std::string());
+  tab_contents->controller().LoadURL(delegate->GetDialogContentURL(),
+                                     content::Referrer(),
+                                     content::PAGE_TRANSITION_START_PAGE,
+                                     std::string());
   tab_contents_container_.SetTab(tab_.get());
 
   gfx::Size dialog_size;