Modifying prefetch to account for multi-profile.

chrome/browser/browsing_data_remover.cc

Index: chrome/browser/browsing_data_remover.cc
===================================================================
--- chrome/browser/browsing_data_remover.cc	(revision 100345)
+++ chrome/browser/browsing_data_remover.cc	(working copy)
@@ -20,6 +20,7 @@
 #include "chrome/browser/io_thread.h"
 #include "chrome/browser/net/chrome_net_log.h"
 #include "chrome/browser/net/chrome_url_request_context.h"
+#include "chrome/browser/net/predictor.h"
 #include "chrome/browser/password_manager/password_store.h"
 #include "chrome/browser/plugin_data_remover.h"
 #include "chrome/browser/prefs/pref_member.h"
@@ -388,8 +389,14 @@
   // This function should be called on the IO thread.
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 
-  io_thread->ClearNetworkingHistory();
+  io_thread->ClearHostCache();
 
+  chrome_browser_net::Predictor* predictor = profile_->GetNetworkPredictor();
+  if (predictor) {
+    predictor->DiscardInitialNavigationHistory();
+    predictor->DiscardAllResults();
+  }
+
   // Notify the UI thread that we are done.
   BrowserThread::PostTask(
       BrowserThread::UI, FROM_HERE,