Remove HistoryPublisher code.

chrome/browser/history/history_service.cc

Index: chrome/browser/history/history_service.cc
diff --git a/chrome/browser/history/history_service.cc b/chrome/browser/history/history_service.cc
index e213faf3066c7eb1ca8c530150c6b6e5962486bf..f1bdf22173999bee7faf2d4dfd0f9f5d52d1ce21 100644
--- a/chrome/browser/history/history_service.cc
+++ b/chrome/browser/history/history_service.cc
@@ -596,16 +596,6 @@ void HistoryService::AddPagesWithDetails(const history::URLRows& info,
                     &HistoryBackend::AddPagesWithDetails, info, visit_source);
 }
 
-void HistoryService::SetPageContents(const GURL& url,
-                                     const string16& contents) {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  if (!CanAddURL(url))
-    return;
-
-  ScheduleAndForget(PRIORITY_LOW, &HistoryBackend::SetPageContents,
-                    url, contents);
-}
-
 CancelableTaskTracker::TaskId HistoryService::GetFavicons(
     const std::vector<GURL>& icon_urls,
     int icon_types,