Implements RLZTrackerDelegate on iOS.

ios/chrome/browser/rlz/rlz_tracker_delegate_impl.h

+// Copyright 2015 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.
+
+#ifndef IOS_CHROME_BROWSER_RLZ_RLZ_TRACKER_DELEGATE_IMPL_H_
+#define IOS_CHROME_BROWSER_RLZ_RLZ_TRACKER_DELEGATE_IMPL_H_
+
+#include "base/callback.h"
+#include "base/callback_list.h"
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "components/rlz/rlz_tracker_delegate.h"
+
+struct OmniboxLog;
+
+namespace ios {
+class ChromeBrowserState;
+}
+
+// RLZTrackerDelegateImpl implements RLZTrackerDelegate abstract interface
+// and provides access to Chrome on iOS features.
+class RLZTrackerDelegateImpl : public rlz::RLZTrackerDelegate {
+ public:
+  RLZTrackerDelegateImpl();
+  ~RLZTrackerDelegateImpl() override;
+
+  static bool IsGoogleDefaultSearch(ios::ChromeBrowserState* browser_state);
+  static bool IsGoogleHomepage(ios::ChromeBrowserState* browser_state);
+  static bool IsGoogleInStartpages(ios::ChromeBrowserState* browser_state);
+
+ private:
+  // RLZTrackerDelegate implementation.
+  void Cleanup() override;
+  bool IsOnUIThread() override;
+  base::SequencedWorkerPool* GetBlockingPool() override;
+  net::URLRequestContextGetter* GetRequestContext() override;
+  bool GetBrand(std::string* brand) override;
+  bool IsBrandOrganic(const std::string& brand) override;
+  bool GetReactivationBrand(std::string* brand) override;
+  bool ShouldEnableZeroDelayForTesting() override;
+  bool GetLanguage(base::string16* language) override;
+  bool GetReferral(base::string16* referral) override;
+  bool ClearReferral() override;
+  void SetOmniboxSearchCallback(const base::Closure& callback) override;
+  void SetHomepageSearchCallback(const base::Closure& callback) override;
+
+  // Called when user open an URL from the Omnibox.
+  void OnURLOpenedFromOmnibox(OmniboxLog* log);
+
+  base::Closure on_omnibox_search_callback_;
+  scoped_ptr<base::CallbackList<void(OmniboxLog*)>::Subscription>
+      on_omnibox_url_opened_subscription_;
+
+  DISALLOW_COPY_AND_ASSIGN(RLZTrackerDelegateImpl);
+};
+
+#endif  // IOS_CHROME_BROWSER_RLZ_RLZ_TRACKER_DELEGATE_IMPL_H_