Topsites become keyedService based.

chrome/browser/devtools/chrome_devtools_manager_delegate.cc

Index: chrome/browser/devtools/chrome_devtools_manager_delegate.cc
diff --git a/chrome/browser/devtools/chrome_devtools_manager_delegate.cc b/chrome/browser/devtools/chrome_devtools_manager_delegate.cc
index 1bd1a82de58568b078d166c01d023bd8cefad46f..f523b5d9a89733acf2d84f49d456601c61ebde3a 100644
--- a/chrome/browser/devtools/chrome_devtools_manager_delegate.cc
+++ b/chrome/browser/devtools/chrome_devtools_manager_delegate.cc
@@ -7,7 +7,8 @@
 #include "base/values.h"
 #include "chrome/browser/devtools/devtools_target_impl.h"
 #include "chrome/browser/devtools/devtools_window.h"
-#include "chrome/browser/history/top_sites.h"
+#include "chrome/browser/history/top_sites_provider.h"
+#include "chrome/browser/history/top_sites_service_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser.h"
@@ -50,11 +51,12 @@ std::string ChromeDevToolsManagerDelegate::GetPageThumbnailData(
     const GURL& url) {
   for (chrome::BrowserIterator it; !it.done(); it.Next()) {
     Profile* profile = (*it)->profile();
-    history::TopSites* top_sites = profile->GetTopSites();
-    if (!top_sites)
+    history::TopSitesProvider* top_sites_provider =
+        TopSitesServiceFactory::GetForProfile(profile);
+    if (!top_sites_provider)
       continue;
     scoped_refptr<base::RefCountedMemory> data;
-    if (top_sites->GetPageThumbnail(url, false, &data))
+    if (top_sites_provider->GetPageThumbnail(url, false, &data))
       return std::string(data->front_as<char>(), data->size());
   }
   return std::string();