Migrate HostZoomMap to live in StoragePartition.

content/shell/browser/shell_browser_context.h

 // Copyright 2013 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 CONTENT_SHELL_BROWSER_SHELL_BROWSER_CONTEXT_H_
 #define CONTENT_SHELL_BROWSER_SHELL_BROWSER_CONTEXT_H_
 
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/resource_context.h"
 #include "content/shell/browser/shell_url_request_context_getter.h"
 #include "net/url_request/url_request_job_factory.h"
 
 namespace net {
 class NetLog;
 }
 
 namespace content {
 
 class DownloadManagerDelegate;
 class ShellDownloadManagerDelegate;
+class ZoomLevelDelegate;
 
 class ShellBrowserContext : public BrowserContext {
  public:
   ShellBrowserContext(bool off_the_record, net::NetLog* net_log);
   ~ShellBrowserContext() override;
 
   void set_guest_manager_for_testing(
       BrowserPluginGuestManager* guest_manager) {
     guest_manager_ = guest_manager;
   }
 
   // BrowserContext implementation.
   base::FilePath GetPath() const override;
+  scoped_ptr<ZoomLevelDelegate> CreateZoomLevelDelegate(
+      const base::FilePath& partition_path) override;
   bool IsOffTheRecord() const override;
   DownloadManagerDelegate* GetDownloadManagerDelegate() override;
   net::URLRequestContextGetter* GetRequestContext() override;
   net::URLRequestContextGetter* GetRequestContextForRenderProcess(
       int renderer_child_id) override;
   net::URLRequestContextGetter* GetMediaRequestContext() override;
   net::URLRequestContextGetter* GetMediaRequestContextForRenderProcess(
       int renderer_child_id) override;
   net::URLRequestContextGetter* GetMediaRequestContextForStoragePartition(
       const base::FilePath& partition_path,
@@ skipping 64 matching lines @@
   base::FilePath path_;
   BrowserPluginGuestManager* guest_manager_;
   scoped_refptr<ShellURLRequestContextGetter> url_request_getter_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellBrowserContext);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_BROWSER_SHELL_BROWSER_CONTEXT_H_