Don't compile code for desktop zoom or GuestViews on mobile platforms.

chrome/browser/profiles/off_the_record_profile_impl.h

 // 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.
 
 #ifndef CHROME_BROWSER_PROFILES_OFF_THE_RECORD_PROFILE_IMPL_H_
 #define CHROME_BROWSER_PROFILES_OFF_THE_RECORD_PROFILE_IMPL_H_
 
 #include <string>
 
 #include "base/macros.h"
 #include "build/build_config.h"
 #include "chrome/browser/profiles/off_the_record_profile_io_data.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser_list.h"
-#include "chrome/browser/ui/zoom/chrome_zoom_level_prefs.h"
 #include "components/domain_reliability/clear_mode.h"
 #include "content/public/browser/content_browser_client.h"
+
+#if !defined(OS_ANDROID)
+#include "chrome/browser/ui/zoom/chrome_zoom_level_prefs.h"
 #include "content/public/browser/host_zoom_map.h"
+#endif
 
 using base::Time;
 using base::TimeDelta;
 
 namespace sync_preferences {
 class PrefServiceSyncable;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 //
@@ skipping 57 matching lines @@
 
   chrome_browser_net::Predictor* GetNetworkPredictor() override;
   DevToolsNetworkControllerHandle* GetDevToolsNetworkControllerHandle()
       override;
   void ClearNetworkingHistorySince(base::Time time,
                                    const base::Closure& completion) override;
   GURL GetHomePage() override;
 
   // content::BrowserContext implementation:
   base::FilePath GetPath() const override;
+#if !defined(OS_ANDROID)
   std::unique_ptr<content::ZoomLevelDelegate> CreateZoomLevelDelegate(
       const base::FilePath& partition_path) override;
+#endif  // !defined(OS_ANDROID)
   scoped_refptr<base::SequencedTaskRunner> GetIOTaskRunner() override;
   bool IsOffTheRecord() const override;
   content::DownloadManagerDelegate* GetDownloadManagerDelegate() override;
   content::ResourceContext* GetResourceContext() override;
   content::BrowserPluginGuestManager* GetGuestManager() override;
   storage::SpecialStoragePolicy* GetSpecialStoragePolicy() override;
   content::PushMessagingService* GetPushMessagingService() override;
   content::SSLHostStateDelegate* GetSSLHostStateDelegate() override;
   content::PermissionManager* GetPermissionManager() override;
   content::BackgroundSyncController* GetBackgroundSyncController() override;
 
  private:
   void InitIoData();
 
+#if !defined(OS_ANDROID)
   // Allows a profile to track changes in zoom levels in its parent profile.
   void TrackZoomLevelsFromParent();
+#endif  // !defined(OS_ANDROID)
 
 #if defined(OS_ANDROID)
   void UseSystemProxy();
 #endif  // defined(OS_ANDROID)
 
   PrefProxyConfigTracker* CreateProxyConfigTracker();
+#if !defined(OS_ANDROID)
   // Callback function for tracking parent's zoom level changes.
   void OnParentZoomLevelChanged(
       const content::HostZoomMap::ZoomLevelChange& change);
   void UpdateDefaultZoomLevel();
+#endif  // !defined(OS_ANDROID)
 
   // The real underlying profile.
   Profile* profile_;
 
   // Weak pointer owned by |profile_|.
   sync_preferences::PrefServiceSyncable* prefs_;
 
+#if !defined(OS_ANDROID)
   std::unique_ptr<content::HostZoomMap::Subscription> track_zoom_subscription_;
   std::unique_ptr<ChromeZoomLevelPrefs::DefaultZoomLevelSubscription>
       parent_default_zoom_level_subscription_;
+#endif  // !defined(OS_ANDROID)
   std::unique_ptr<OffTheRecordProfileIOData::Handle> io_data_;
 
   // Time we were started.
   Time start_time_;
 
   base::FilePath last_selected_directory_;
 
   std::unique_ptr<PrefProxyConfigTracker> pref_proxy_config_tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(OffTheRecordProfileImpl);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_OFF_THE_RECORD_PROFILE_IMPL_H_