Upstream Chrome on iOS source code [2/11].

ios/chrome/browser/downstream_chromium_browser_provider.h

+// Copyright 2016 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_DOWNSTREAM_CHROMIUM_BROWSER_PROVIDER_H_
+#define IOS_CHROME_BROWSER_DOWNSTREAM_CHROMIUM_BROWSER_PROVIDER_H_
+
+#include "ios/chrome/browser/providers/chromium_browser_provider.h"
+
+// DownstreamChromiumBrowserProvider contains provider implementations that will
+// eventually move into the upstream ChromiumBrowserProvider, but currently
+// cannot move because they have internal dependencies.
+class DownstreamChromiumBrowserProvider : public ChromiumBrowserProvider {
+ public:
+  DownstreamChromiumBrowserProvider();
+  ~DownstreamChromiumBrowserProvider() override;
+
+ private:
+  // ChromeBrowserProvider implementations.  All of these will move upstream
+  // into ChromiumBrowserProvider eventually, and from there callers will be
+  // converted to not go through the provider API at all.
+  void RegisterProfilePrefs(
+      user_prefs::PrefRegistrySyncable* registry) override;
+  InfoBarViewPlaceholder CreateInfoBarView(
+      CGRect frame,
+      InfoBarViewDelegate* delegate) override NS_RETURNS_RETAINED;
+  ios::LiveTabContextProvider* GetLiveTabContextProvider() override;
+  void SetUIViewAlphaWithAnimation(UIView* view, float alpha) override;
+  autofill::CardUnmaskPromptView* CreateCardUnmaskPromptView(
+      autofill::CardUnmaskPromptController* controller) override;
+  bool IsOffTheRecordSessionActive() override;
+  void GetFaviconForURL(
+      ios::ChromeBrowserState* browser_state,
+      const GURL& page_url,
+      const std::vector<int>& desired_sizes_in_pixel,
+      const favicon_base::FaviconResultsCallback& callback) const override;
+  std::unique_ptr<sync_sessions::SyncedWindowDelegatesGetter>
+  CreateSyncedWindowDelegatesGetter(
+      ios::ChromeBrowserState* browser_state) override;
+
+  std::unique_ptr<ios::LiveTabContextProvider>
+      tab_restore_service_delegate_provider_;
+
+  DISALLOW_COPY_AND_ASSIGN(DownstreamChromiumBrowserProvider);
+};
+
+#endif  // IOS_CHROME_BROWSER_DOWNSTREAM_CHROMIUM_BROWSER_PROVIDER_H_