Start PopularSites fetch from separate function.

chrome/browser/android/ntp/most_visited_sites_bridge.cc

 // Copyright 2013 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 "chrome/browser/android/ntp/most_visited_sites_bridge.h"
 
 #include <utility>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
@@ skipping 139 matching lines @@
     large_icon_urls.emplace_back(site.large_icon_url.spec());
   }
   Java_MostVisitedURLsObserver_onPopularURLsAvailable(
       env, observer_.obj(), ToJavaArrayOfStrings(env, urls).obj(),
       ToJavaArrayOfStrings(env, favicon_urls).obj(),
       ToJavaArrayOfStrings(env, large_icon_urls).obj());
 }
 
 MostVisitedSitesBridge::MostVisitedSitesBridge(Profile* profile)
     : supervisor_(profile),
+      popular_sites_(BrowserThread::GetBlockingPool(),
+                     profile->GetPrefs(),
+                     TemplateURLServiceFactory::GetForProfile(profile),
+                     g_browser_process->variations_service(),
+                     profile->GetRequestContext(),
+                     ChromePopularSites::GetDirectory()),
       most_visited_(BrowserThread::GetBlockingPool(),
                     profile->GetPrefs(),
-                    TemplateURLServiceFactory::GetForProfile(profile),
-                    g_browser_process->variations_service(),
-                    profile->GetRequestContext(),
-                    ChromePopularSites::GetDirectory(),
                     TopSitesFactory::GetForProfile(profile),
                     SuggestionsServiceFactory::GetForProfile(profile),
+                    &popular_sites_,
                     &supervisor_) {
   // Register the thumbnails debugging page.
   // TODO(sfiera): find thumbnails a home. They don't belong here.
   content::URLDataSource::Add(profile, new ThumbnailListSource(profile));
 }
 
 MostVisitedSitesBridge::~MostVisitedSitesBridge() {}
 
 void MostVisitedSitesBridge::Destroy(
     JNIEnv* env, const JavaParamRef<jobject>& obj) {
@@ skipping 47 matching lines @@
 }
 
 static jlong Init(JNIEnv* env,
                   const JavaParamRef<jobject>& obj,
                   const JavaParamRef<jobject>& jprofile) {
   MostVisitedSitesBridge* most_visited_sites =
       new MostVisitedSitesBridge(
           ProfileAndroid::FromProfileAndroid(jprofile));
   return reinterpret_cast<intptr_t>(most_visited_sites);
 }