Move Sad Tab implementation out of the TabContentsViews.

chrome/browser/prerender/prerender_browsertest.cc

Index: chrome/browser/prerender/prerender_browsertest.cc
diff --git a/chrome/browser/prerender/prerender_browsertest.cc b/chrome/browser/prerender/prerender_browsertest.cc
index 62035ec1cf75629aa182e7f0864c19ee213ad653..a285619ccc410e23e066f69198d51aee0bdd9074 100644
--- a/chrome/browser/prerender/prerender_browsertest.cc
+++ b/chrome/browser/prerender/prerender_browsertest.cc
@@ -160,7 +160,7 @@ class TestPrerenderContents : public PrerenderContents {
       MessageLoopForUI::current()->Quit();
   }
 
-  virtual void RenderViewGone() OVERRIDE {
+  virtual void RenderViewGone(base::TerminationStatus status) OVERRIDE {
     // On quit, it's possible to end up here when render processes are closed
     // before the PrerenderManager is destroyed.  As a result, it's possible to
     // get either FINAL_STATUS_APP_TERMINATING or FINAL_STATUS_RENDERER_CRASHED
@@ -174,7 +174,7 @@ class TestPrerenderContents : public PrerenderContents {
       expected_final_status_ = FINAL_STATUS_RENDERER_CRASHED;
     }
 
-    PrerenderContents::RenderViewGone();
+    PrerenderContents::RenderViewGone(status);
   }
 
   virtual bool AddAliasURL(const GURL& url) OVERRIDE {