Revert 94073 (broke a ton of tests) - Introduce a field trial for Instant.

chrome/browser/ui/webui/options/browser_options_handler.cc

Index: chrome/browser/ui/webui/options/browser_options_handler.cc
===================================================================
--- chrome/browser/ui/webui/options/browser_options_handler.cc	(revision 94076)
+++ chrome/browser/ui/webui/options/browser_options_handler.cc	(working copy)
@@ -16,7 +16,6 @@
 #include "chrome/browser/custom_home_pages_table_model.h"
 #include "chrome/browser/instant/instant_confirm_dialog.h"
 #include "chrome/browser/instant/instant_controller.h"
-#include "chrome/browser/instant/instant_field_trial.h"
 #include "chrome/browser/net/url_fixer_upper.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/session_startup_pref.h"
@@ -130,9 +129,6 @@
   web_ui_->RegisterMessageCallback(
       "disableInstant",
       NewCallback(this, &BrowserOptionsHandler::DisableInstant));
-  web_ui_->RegisterMessageCallback(
-      "getInstantFieldTrialStatus",
-      NewCallback(this, &BrowserOptionsHandler::GetInstantFieldTrialStatus));
 }
 
 void BrowserOptionsHandler::Initialize() {
@@ -488,13 +484,6 @@
   InstantController::Disable(web_ui_->GetProfile());
 }
 
-void BrowserOptionsHandler::GetInstantFieldTrialStatus(const ListValue* args) {
-  FundamentalValue enabled(
-      InstantFieldTrial::IsExperimentGroup(web_ui_->GetProfile()));
-  web_ui_->CallJavascriptFunction("BrowserOptions.setInstantFieldTrialStatus",
-                                  enabled);
-}
-
 void BrowserOptionsHandler::OnResultChanged(bool default_match_changed) {
   const AutocompleteResult& result = autocomplete_controller_->result();
   ListValue suggestions;