[Garbled Text][Infobar] Adding infobar to suggest turning on encoding detection.

chrome/browser/garbled_text_test_helper.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/garbled_text_test_helper.h"
+
+#include "base/bind.h"
+#include "base/message_loop.h"
+#include "chrome/browser/garbled_text_service.h"
+#include "chrome/browser/garbled_text_url_tracker.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/common/pref_names.h"
+
+namespace {
+
+void CreateTrackerOnIOThread(GarbledTextServiceParams* params,
+                             const BooleanPrefMember* enabled,
+                             scoped_ptr<GarbledTextURLTracker>* tracker) {
+  *tracker = params->CreateTracker(*enabled).Pass();
+}
+
+}  // anonymous namespace
+
+GarbledTextTestHelper::GarbledTextTestHelper(Profile* profile)
+    : profile_(profile) {
+}
+
+GarbledTextTestHelper::~GarbledTextTestHelper() {
+}
+
+void GarbledTextTestHelper::Initialize() {
+  if (!content::BrowserThread::CurrentlyOn(content::BrowserThread::UI)) {
+    content::BrowserThread::PostTask(
+        content::BrowserThread::UI,
+        FROM_HERE,
+        base::Bind(&GarbledTextTestHelper::Initialize,
+                   base::Unretained(this)));
+    MessageLoop::current()->RunAllPending();
+    return;
+  }
+
+  GarbledTextServiceFactory::GetInstance()->
+      RegisterUserPrefs(profile()->GetPrefs());
+  enabled_.Init(prefs::kEnableAutoGarbledTextFix, profile()->GetPrefs(), NULL);
+  enabled_.MoveToThread(content::BrowserThread::IO);
+
+  content::BrowserThread::PostTask(
+      content::BrowserThread::IO,
+      FROM_HERE,
+      base::Bind(&CreateTrackerOnIOThread,
+                 base::Owned(new GarbledTextServiceParams(
+                     profile()->GetPrefs(), service())),
+                 &enabled_, &tracker_));
+  MessageLoop::current()->RunAllPending();
+}
+
+GarbledTextService* GarbledTextTestHelper::service() {
+  return GarbledTextServiceFactory::GetForProfile(profile());
+}