Make net::URLRequestContext a MemoryDumpProvider

chrome/browser/profiles/profile_io_data.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_PROFILE_IO_DATA_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_IO_DATA_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 253 matching lines @@
   virtual chrome_browser_net::Predictor* GetPredictor();
 
   // Get platform ClientCertStore. May return nullptr.
   std::unique_ptr<net::ClientCertStore> CreateClientCertStore();
 
  protected:
   // A URLRequestContext for media that owns its HTTP factory, to ensure
   // it is deleted.
   class MediaRequestContext : public net::URLRequestContext {
    public:
-    MediaRequestContext();
+    // |name| is used to describe this context. Currently there are two kinds of
+    // media request context -- main media request context ("main_meda") and
+    // isolated app media request context ("isolated_media").
+    explicit MediaRequestContext(const std::string& name);
 
     void SetHttpTransactionFactory(
         std::unique_ptr<net::HttpTransactionFactory> http_factory);
 
    private:
     ~MediaRequestContext() override;
 
     std::unique_ptr<net::HttpTransactionFactory> http_factory_;
   };
 
@@ skipping 200 matching lines @@
       std::unique_ptr<ProtocolHandlerRegistry::JobInterceptorFactory>
           protocol_handler_interceptor,
       content::ProtocolHandlerMap* protocol_handlers,
       content::URLRequestInterceptorScopedVector request_interceptors)
       const = 0;
 
   // Does an on-demand initialization of a media RequestContext for the given
   // isolated app.
   virtual net::URLRequestContext* InitializeMediaRequestContext(
       net::URLRequestContext* original_context,
-      const StoragePartitionDescriptor& details) const = 0;
+      const StoragePartitionDescriptor& details,
+      const std::string& name) const = 0;
 
   // These functions are used to transfer ownership of the lazily initialized
   // context from ProfileIOData to the URLRequestContextGetter.
   virtual net::URLRequestContext*
       AcquireMediaRequestContext() const = 0;
   virtual net::URLRequestContext* AcquireIsolatedAppRequestContext(
       net::URLRequestContext* main_context,
       const StoragePartitionDescriptor& partition_descriptor,
       std::unique_ptr<ProtocolHandlerRegistry::JobInterceptorFactory>
           protocol_handler_interceptor,
@@ skipping 125 matching lines @@
   mutable std::unique_ptr<certificate_transparency::TreeStateTracker>
       ct_tree_tracker_;
   mutable base::Closure ct_tree_tracker_unregistration_;
 
   const Profile::ProfileType profile_type_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileIOData);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_IO_DATA_H_