Run experiment to see impact of reusing host in autosuggest and search

This will only impact Google auto-suggest, and Google search.

BUG=90876
r=pkasting
Review URL: http://codereview.chromium.org/7486006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@94560 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/browser_main.h b/chrome/browser/browser_main.h
index 85dce6f9..00c1aca 100644
--- a/chrome/browser/browser_main.h
+++ b/chrome/browser/browser_main.h
@@ -10,6 +10,7 @@
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/field_trial.h"
+#include "base/scoped_ptr.h"
 #include "base/tracked_objects.h"
 
 class BrowserThread;
@@ -126,12 +127,15 @@
   // A/B test for spdy when --use-spdy not set.
   void SpdyFieldTrial();
 
+  // A/B test for warmest socket vs. most recently used socket.
+  void WarmConnectionFieldTrial();
+
   // A/B test for automatically establishing a backup TCP connection when a
   // specified timeout value is reached.
   void ConnectBackupJobsFieldTrial();
 
-  // A/B test for warmest socket vs. most recently used socket.
-  void WarmConnectionFieldTrial();
+  // A/B test for using a different host prefix in Google search suggest.
+  void SuggestPrefixFieldTrial();
 
   // Used to initialize NSPR where appropriate.
   virtual void InitializeSSL() = 0;