Revert r115276, it broke PanelDownloadTest.Download in interactive_ui_tests

chrome/browser/prerender/prerender_manager.cc

Index: chrome/browser/prerender/prerender_manager.cc
diff --git a/chrome/browser/prerender/prerender_manager.cc b/chrome/browser/prerender/prerender_manager.cc
index 52ef74a03a468b591a51e80fdd7ec5e954f43107..c2130928d3c27e23801c8b4340dbcab589dcb5f5 100644
--- a/chrome/browser/prerender/prerender_manager.cc
+++ b/chrome/browser/prerender/prerender_manager.cc
@@ -663,8 +663,8 @@ bool PrerenderManager::MaybeUsePrerenderedPage(TabContents* tab_contents,
   MarkTabContentsAsPrerendered(new_tab_contents->tab_contents());
 
   // Merge the browsing history.
-  new_tab_contents->tab_contents()->GetController().CopyStateFromAndPrune(
-      &old_tab_contents->tab_contents()->GetController());
+  new_tab_contents->tab_contents()->controller().CopyStateFromAndPrune(
+      &old_tab_contents->tab_contents()->controller());
   old_tab_contents->core_tab_helper()->delegate()->
       SwapTabContents(old_tab_contents, new_tab_contents);
   prerender_contents->CommitHistory(new_tab_contents);