Even more test cleanup. Some fixes to non-test code.

chrome/test/testing_browser_process.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/test/testing_browser_process.h"
 
 #include "base/string_util.h"
 #include "base/synchronization/waitable_event.h"
 #include "chrome/browser/google/google_url_tracker.h"
 #include "chrome/browser/prefs/pref_service.h"
@@ skipping 166 matching lines @@
 }
 
 base::WaitableEvent* TestingBrowserProcess::shutdown_event() {
   return shutdown_event_.get();
 }
 
 bool TestingBrowserProcess::have_inspector_files() const {
   return true;
 }
 
+ChromeNetLog* TestingBrowserProcess::net_log() {
+  return NULL;
+}
+
 void TestingBrowserProcess::SetPrefService(PrefService* pref_service) {
   pref_service_ = pref_service;
 }
 
 void TestingBrowserProcess::SetGoogleURLTracker(
     GoogleURLTracker* google_url_tracker) {
   google_url_tracker_.reset(google_url_tracker);
 }
 
 ScopedTestingBrowserProcess::ScopedTestingBrowserProcess() {
@@ skipping 11 matching lines @@
 
 ScopedTestingBrowserProcess::~ScopedTestingBrowserProcess() {
   DCHECK_EQ(browser_process_.get(), g_browser_process);
 
   // TODO(phajdan.jr): Temporary, for http://crbug.com/61062.
   // After the transition is over, we should just
   // reset |g_browser_process| to NULL.
   browser_process_.reset();
   g_browser_process = new TestingBrowserProcess();
 }