Componentize sad_tab

chrome/browser/ui/cocoa/tab_contents/sad_tab_controller.h

Index: chrome/browser/ui/cocoa/tab_contents/sad_tab_controller.h
diff --git a/chrome/browser/ui/cocoa/tab_contents/sad_tab_controller.h b/chrome/browser/ui/cocoa/tab_contents/sad_tab_controller.h
index 91fc745c5d191d2def1a684216948cb8fdec96dd..397dd42cdbb997d14aeee43640490829a7fa0e2a 100644
--- a/chrome/browser/ui/cocoa/tab_contents/sad_tab_controller.h
+++ b/chrome/browser/ui/cocoa/tab_contents/sad_tab_controller.h
@@ -8,7 +8,7 @@
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/mac/scoped_nsobject.h"
-#include "chrome/browser/ui/sad_tab.h"
+#include "components/sad_tab/sad_tab.h"
 
 #import <Cocoa/Cocoa.h>
 
@@ -16,7 +16,7 @@
 
 namespace chrome {
 
-class SadTabCocoa : public SadTab {
+class SadTabCocoa : public sad_tab::SadTab {
  public:
   explicit SadTabCocoa(content::WebContents* web_contents);