Fixes bug in instant where we would end up incorrectly using the

chrome/browser/automation/testing_automation_provider.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/automation/testing_automation_provider.h"
 
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 3518 matching lines @@
 
 // Sample json input: { "command": "GetInstantInfo" }
 void TestingAutomationProvider::GetInstantInfo(Browser* browser,
                                                DictionaryValue* args,
                                                IPC::Message* reply_message) {
   DictionaryValue* info = new DictionaryValue;
   if (browser->instant()) {
     InstantController* instant = browser->instant();
     info->SetBoolean("enabled", true);
     info->SetBoolean("showing", instant->is_displayable());
-    info->SetBoolean("active", instant->is_active());
+    // TODO: can we remove this?
+    info->SetBoolean("active", (instant->GetPreviewContents() != NULL));
     info->SetBoolean("current", instant->IsCurrent());
     if (instant->GetPreviewContents() &&
         instant->GetPreviewContents()->tab_contents()) {
       TabContents* contents = instant->GetPreviewContents()->tab_contents();
       info->SetBoolean("loading", contents->IsLoading());
       info->SetString("location", contents->GetURL().spec());
       info->SetString("title", contents->GetTitle());
     }
   } else {
     info->SetBoolean("enabled", false);
@@ skipping 2976 matching lines @@
 
   Send(reply_message_);
   redirect_query_ = 0;
   reply_message_ = NULL;
 }
 
 void TestingAutomationProvider::OnRemoveProvider() {
   if (g_browser_process)
     g_browser_process->GetAutomationProviderList()->RemoveProvider(this);
 }