media: Verify CDM Host files

content/public/common/content_client.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 CONTENT_PUBLIC_COMMON_CONTENT_CLIENT_H_
 #define CONTENT_PUBLIC_COMMON_CONTENT_CLIENT_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 27 matching lines @@
 }
 
 namespace content {
 
 class ContentBrowserClient;
 class ContentClient;
 class ContentGpuClient;
 class ContentRendererClient;
 class ContentUtilityClient;
 class OriginTrialPolicy;
+struct CdmHostFilePath;
 struct CdmInfo;
 struct PepperPluginInfo;
 
 // Setter and getter for the client.  The client should be set early, before any
 // content code is called.
 CONTENT_EXPORT void SetContentClient(ContentClient* client);
 
 #if defined(CONTENT_IMPLEMENTATION)
 // Content's embedder API should only be used by content.
 ContentClient* GetContentClient();
@@ skipping 22 matching lines @@
   // Sets the currently active URL.  Use GURL() to clear the URL.
   virtual void SetActiveURL(const GURL& url) {}
 
   // Sets the data on the current gpu.
   virtual void SetGpuInfo(const gpu::GPUInfo& gpu_info) {}
 
   // Gives the embedder a chance to register its own pepper plugins.
   virtual void AddPepperPlugins(
       std::vector<content::PepperPluginInfo>* plugins) {}
 
-  // Gives the embedder a chance to register the content decryption
-  // modules it supports.
+  // Gives the embedder a chance to register the Content Decryption Modules
+  // (CDM) it supports, as well as the CDM host file paths to verify CDM host.
+  // |cdms| or |cdm_host_file_paths| can be null which means that specific list
+  // is not needed.
   virtual void AddContentDecryptionModules(
-      std::vector<content::CdmInfo>* cdms) {}
+      std::vector<content::CdmInfo>* cdms,
+      std::vector<content::CdmHostFilePath>* cdm_host_file_paths) {}
 
   // Gives the embedder a chance to register its own schemes early in the
   // startup sequence.
   struct Schemes {
     Schemes();
     ~Schemes();
     std::vector<std::string> standard_schemes;
     std::vector<std::string> referrer_schemes;
     std::vector<std::string> savable_schemes;
     // Additional schemes that should be allowed to register service workers.
@@ skipping 88 matching lines @@
   ContentGpuClient* gpu_;
   // The embedder API for participating in renderer logic.
   ContentRendererClient* renderer_;
   // The embedder API for participating in utility logic.
   ContentUtilityClient* utility_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_COMMON_CONTENT_CLIENT_H_