Rename TabContents::controller() to GetController and put it into the WebContents interface.

chrome/browser/tabs/pinned_tab_codec.cc

Index: chrome/browser/tabs/pinned_tab_codec.cc
===================================================================
--- chrome/browser/tabs/pinned_tab_codec.cc	(revision 115228)
+++ chrome/browser/tabs/pinned_tab_codec.cc	(working copy)
@@ -54,9 +54,9 @@
     values->Append(value.release());
   } else {
     NavigationEntry* entry =
-        tab_contents->tab_contents()->controller().GetActiveEntry();
-    if (!entry && tab_contents->tab_contents()->controller().entry_count())
-      entry = tab_contents->tab_contents()->controller().GetEntryAtIndex(0);
+        tab_contents->tab_contents()->GetController().GetActiveEntry();
+    if (!entry && tab_contents->tab_contents()->GetController().entry_count())
+      entry = tab_contents->tab_contents()->GetController().GetEntryAtIndex(0);
     if (entry) {
       value->SetString(kURL, entry->url().spec());
       values->Append(value.release());