Updating histograms to allow for experiments & log origin-based histograms.

chrome/browser/prerender/prerender_manager_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/memory/scoped_vector.h"
 #include "base/time.h"
 #include "chrome/browser/prerender/prerender_contents.h"
 #include "chrome/browser/prerender/prerender_manager.h"
 #include "chrome/browser/prerender/prerender_origin.h"
 #include "chrome/test/testing_browser_process.h"
 #include "content/browser/browser_thread.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/renderer_host/render_process_host.h"
 #include "googleurl/src/gurl.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace prerender {
 
 namespace {
 
 class DummyPrerenderContents : public PrerenderContents {
  public:
   DummyPrerenderContents(PrerenderManager* prerender_manager,
                          PrerenderTracker* prerender_tracker,
                          const GURL& url,
                          FinalStatus expected_final_status)
       : PrerenderContents(prerender_manager, prerender_tracker, NULL, url,
-                          GURL(), ORIGIN_LINK_REL_PRERENDER),
+                          GURL(), ORIGIN_LINK_REL_PRERENDER,
+                          PrerenderManager::kNoExperiment),
         has_started_(false),
         expected_final_status_(expected_final_status) {
   }
 
   virtual ~DummyPrerenderContents() {
     EXPECT_EQ(expected_final_status_, final_status());
   }
 
   virtual void StartPrerendering(
       const RenderViewHost* source_render_view_host) OVERRIDE {
@@ skipping 109 matching lines @@
     return time_;
   }
 
   virtual base::TimeTicks GetCurrentTimeTicks() const OVERRIDE {
     return time_ticks_;
   }
 
   virtual PrerenderContents* CreatePrerenderContents(
       const GURL& url,
       const GURL& referrer,
-      Origin origin) OVERRIDE {
+      Origin origin,
+      char experiment_id) OVERRIDE {
     DCHECK(next_prerender_contents_.get());
     return next_prerender_contents_.release();
   }
 
   base::Time time_;
   base::TimeTicks time_ticks_;
   scoped_ptr<PrerenderContents> next_prerender_contents_;
   // PrerenderContents with an |expected_final_status| of FINAL_STATUS_USED,
   // tracked so they will be automatically deleted.
   ScopedVector<PrerenderContents> used_prerender_contents_;
@@ skipping 361 matching lines @@
           url,
           FINAL_STATUS_CACHE_OR_HISTORY_CLEARED);
   EXPECT_TRUE(prerender_manager()->AddSimplePrerender(url));
   EXPECT_TRUE(prerender_contents->has_started());
   prerender_manager()->ClearData(PrerenderManager::CLEAR_PRERENDER_CONTENTS);
   DummyPrerenderContents* null = NULL;
   EXPECT_EQ(null, prerender_manager()->GetEntry(url));
 }
 
 }  // namespace prerender