Implement <webview>.addContentScript/removeContentScript API [1]

extensions/browser/guest_view/web_view/web_view_renderer_state.h

 // Copyright 2014 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 EXTENSIONS_BROWSER_GUEST_VIEW_WEB_VIEW_WEB_VIEW_RENDERER_STATE_H_
 #define EXTENSIONS_BROWSER_GUEST_VIEW_WEB_VIEW_WEB_VIEW_RENDERER_STATE_H_
 
 #include <map>
+#include <set>
 #include <string>
 #include <utility>
 
 #include "base/memory/singleton.h"
 
 namespace extensions {
 
 class WebViewGuest;
 
 // This class keeps track of <webview> renderer state for use on the IO thread.
 // All methods should be called on the IO thread.
 class WebViewRendererState {
  public:
   struct WebViewInfo {
     int embedder_process_id;
     int instance_id;
     int rules_registry_id;
     std::string partition_id;
     std::string owner_extension_id;
+    std::set<int> content_script_ids;
+
+    WebViewInfo();
+    ~WebViewInfo();
   };
 
   static WebViewRendererState* GetInstance();
 
   // Looks up the information for the embedder <webview> for a given render
   // view, if one exists. Called on the IO thread.
   bool GetInfo(int guest_process_id, int guest_routing_id,
                WebViewInfo* web_view_info);
 
   // Looks up the information for the owner for a given guest process in a
   // <webview>. Called on the IO thread.
   bool GetOwnerInfo(int guest_process_id,
                     int* owner_process_id,
                     std::string* owner_extension_id) const;
 
   // Looks up the partition info for the embedder <webview> for a given guest
   // process. Called on the IO thread.
   bool GetPartitionID(int guest_process_id, std::string* partition_id);
 
   // Returns true if the given renderer is used by webviews.
   bool IsGuest(int render_process_id);
 
+  void AddContentScriptIDs(int embedder_process_id,
+                           int view_instance_id,
+                           const std::set<int>& script_ids);
+  void RemoveContentScriptIDs(int embedder_process_id,
+                              int view_instance_id,
+                              const std::set<int>& script_ids);
+
  private:
   friend class WebViewGuest;
   friend struct DefaultSingletonTraits<WebViewRendererState>;
 
   using RenderId = std::pair<int, int>;
   using WebViewInfoMap = std::map<RenderId, WebViewInfo>;
 
   struct WebViewPartitionInfo {
     int web_view_count;
     std::string partition_id;
@@ skipping 15 matching lines @@
 
   WebViewInfoMap web_view_info_map_;
   WebViewPartitionIDMap web_view_partition_id_map_;
 
   DISALLOW_COPY_AND_ASSIGN(WebViewRendererState);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_GUEST_VIEW_WEB_VIEW_WEB_VIEW_RENDERER_STATE_H_