Supporting command line argument to force field trials

chrome/browser/autocomplete/autocomplete_field_trial.cc

Index: chrome/browser/autocomplete/autocomplete_field_trial.cc
diff --git a/chrome/browser/autocomplete/autocomplete_field_trial.cc b/chrome/browser/autocomplete/autocomplete_field_trial.cc
index 248aefb5adecd499d8132d40a6625ef064b8aa58..4ed4fe09c5ae79b7a35f930f82d709bb4629cf87 100644
--- a/chrome/browser/autocomplete/autocomplete_field_trial.cc
+++ b/chrome/browser/autocomplete/autocomplete_field_trial.cc
@@ -56,7 +56,7 @@ void AutocompleteFieldTrial::Activate() {
   if (base::FieldTrialList::IsOneTimeRandomizationEnabled()) {  // sticky trials
     // Create aggressive History URL Provider field trial.
     // Make it expire on August 1, 2012.
-    scoped_refptr<base::FieldTrial> trial(new base::FieldTrial(
+    scoped_refptr<base::FieldTrial> trial(base::FieldTrial::CreateInstance(
         kAggressiveHUPFieldTrialName, kAggressiveHUPFieldTrialDivisor,
         "Standard", 2012, 8, 1));
     trial->UseOneTimeRandomization();
@@ -65,7 +65,7 @@ void AutocompleteFieldTrial::Activate() {
 
     // Create inline History Quick Provider field trial.
     // Make it expire on November 8, 2012.
-    trial = new base::FieldTrial(
+    trial = base::FieldTrial::CreateInstance(
         kDisallowInlineHQPFieldTrialName, kDisallowInlineHQPFieldTrialDivisor,
         "Standard", 2012, 11, 8);
     trial->UseOneTimeRandomization();