Browser test for prerendering in general

chrome/browser/prerender/prerender_manager.h

Index: chrome/browser/prerender/prerender_manager.h
===================================================================
--- chrome/browser/prerender/prerender_manager.h	(revision 71995)
+++ chrome/browser/prerender/prerender_manager.h	(working copy)
@@ -11,18 +11,16 @@
 
 #include "base/ref_counted.h"
 #include "base/scoped_ptr.h"
-#include "base/threading/non_thread_safe.h"
 #include "base/time.h"
+#include "chrome/browser/prerender/prerender_contents.h"
 #include "googleurl/src/gurl.h"
 
-class PrerenderContents;
 class Profile;
 class TabContents;
 
 // PrerenderManager is responsible for initiating and keeping prerendered
 // views of webpages.
-class PrerenderManager : public base::RefCounted<PrerenderManager>,
-                         private base::NonThreadSafe {
+class PrerenderManager : public base::RefCounted<PrerenderManager> {
  public:
   // Owned by a Profile object for the lifetime of the profile.
   explicit PrerenderManager(Profile* profile);
@@ -55,7 +53,13 @@
  protected:
   virtual ~PrerenderManager();
 
+  void SetPrerenderContentsFactory(
+      PrerenderContents::Factory* prerender_contents_factory);
+
  private:
+  // Test that needs needs access to internal functions.
+  friend class PrerenderBrowserTest;
+
   friend class base::RefCounted<PrerenderManager>;
   struct PrerenderContentsData;
 
@@ -66,6 +70,11 @@
       const GURL& url,
       const std::vector<GURL>& alias_urls);
 
+  // Finds the specified PrerenderContents and returns it, if it exists.
+  // Returns NULL otherwise.  Unlike GetEntry, the PrerenderManager maintains
+  // ownership of the PrerenderContents.
+  PrerenderContents* FindEntry(const GURL& url);
+
   Profile* profile_;
 
   base::TimeDelta max_prerender_age_;
@@ -80,6 +89,10 @@
   // Default maximum age a prerendered element may have, in seconds.
   static const int kDefaultMaxPrerenderAgeSeconds = 20;
 
+  // Used solely for testing.  When NULL, a standard PrerenderContents objects
+  // are used.
+  scoped_ptr<PrerenderContents::Factory> prerender_contents_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(PrerenderManager);
 };