Transmit a X-Chrome-UMA-Enabled bit to Google domains from clients that have UMA enabled.

chrome/browser/profiles/profile_io_data.cc

 // Copyright (c) 2012 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/profiles/profile_io_data.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 244 matching lines @@
 #endif
       profile(NULL) {
 }
 
 ProfileIOData::ProfileParams::~ProfileParams() {}
 
 ProfileIOData::ProfileIOData(bool is_incognito)
     : initialized_(false),
       ALLOW_THIS_IN_INITIALIZER_LIST(
           resource_context_(new ResourceContext(this))),
-      initialized_on_UI_thread_(false) {
+      initialized_on_UI_thread_(false),
+      is_incognito_(is_incognito) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 }
 
 ProfileIOData::~ProfileIOData() {
   if (BrowserThread::IsMessageLoopValid(BrowserThread::IO))
     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 
   if (main_request_context_)
     main_request_context_->AssertNoURLRequests();
   if (extensions_request_context_)
@@ skipping 242 matching lines @@
   context->set_is_incognito(profile_params_->is_incognito);
   context->set_accept_language(profile_params_->accept_language);
   context->set_accept_charset(profile_params_->accept_charset);
   context->set_referrer_charset(profile_params_->referrer_charset);
   context->set_ssl_config_service(profile_params_->ssl_config_service);
 }
 
 void ProfileIOData::ShutdownOnUIThread() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   enable_referrers_.Destroy();
+  enable_metrics_.Destroy();
   clear_local_state_on_exit_.Destroy();
   safe_browsing_enabled_.Destroy();
   session_startup_pref_.Destroy();
 #if defined(ENABLE_CONFIGURATION_POLICY)
   if (url_blacklist_manager_.get())
     url_blacklist_manager_->ShutdownOnUIThread();
 #endif
   bool posted = BrowserThread::DeleteSoon(BrowserThread::IO, FROM_HERE, this);
   if (!posted)
     delete this;
 }
 
 void ProfileIOData::set_server_bound_cert_service(
     net::ServerBoundCertService* server_bound_cert_service) const {
   server_bound_cert_service_.reset(server_bound_cert_service);
 }
 
 void ProfileIOData::DestroyResourceContext() {
   resource_context_.reset();
 }