Create and pass shared-histogram-allocator from browser to renderer.

content/public/test/mock_render_process_host.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_TEST_MOCK_RENDER_PROCESS_HOST_H_
 #define CONTENT_PUBLIC_TEST_MOCK_RENDER_PROCESS_HOST_H_
 
 #include <stddef.h>
 #include <stdint.h>
 #include <utility>
 
 #include "base/macros.h"
 #include "base/memory/scoped_vector.h"
+#include "base/metrics/persistent_memory_allocator.h"
 #include "base/observer_list.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_process_host_factory.h"
 #include "content/public/common/service_registry.h"
 #include "ipc/ipc_test_sink.h"
 
 class StoragePartition;
 
 namespace content {
 
@@ skipping 61 matching lines @@
   void SetWebRtcLogMessageCallback(
       base::Callback<void(const std::string&)> callback) override;
   WebRtcStopRtpDumpCallback StartRtpDump(
       bool incoming,
       bool outgoing,
       const WebRtcRtpPacketCallback& packet_callback) override;
 #endif
   void ResumeDeferredNavigation(const GlobalRequestID& request_id) override;
   void NotifyTimezoneChange(const std::string& zone_id) override;
   ServiceRegistry* GetServiceRegistry() override;
+  scoped_ptr<base::SharedPersistentMemoryAllocator> ExtractMetricsAllocator()
+      override;
   const base::TimeTicks& GetInitTimeForNavigationMetrics() const override;
   bool SubscribeUniformEnabled() const override;
   void OnAddSubscription(unsigned int target) override;
   void OnRemoveSubscription(unsigned int target) override;
   void SendUpdateValueState(
       unsigned int target, const gpu::ValueState& state) override;
 #if defined(ENABLE_BROWSER_CDMS)
   scoped_refptr<media::MediaKeys> GetCdm(int render_frame_id,
                                          int cdm_id) const override;
 #endif
@@ skipping 28 matching lines @@
 
   void GetAudioOutputControllers(
       const GetAudioOutputControllersCallback& callback) const override {}
 
   int worker_ref_count() const { return worker_ref_count_; }
 
   void SetServiceRegistry(scoped_ptr<ServiceRegistry> service_registry) {
     service_registry_ = std::move(service_registry);
   }
 
+  void SetMetricsAllocator(
+      scoped_ptr<base::SharedPersistentMemoryAllocator> allocator) {
+    metrics_allocator_ = std::move(allocator);
+  }
+
  private:
   // Stores IPC messages that would have been sent to the renderer.
   IPC::TestSink sink_;
   int bad_msg_count_;
   const MockRenderProcessHostFactory* factory_;
   int id_;
   bool has_connection_;
   BrowserContext* browser_context_;
   base::ObserverList<RenderProcessHostObserver> observers_;
 
   IDMap<RenderWidgetHost> render_widget_hosts_;
   int prev_routing_id_;
   IDMap<IPC::Listener> listeners_;
   bool fast_shutdown_started_;
   bool deletion_callback_called_;
   bool is_for_guests_only_;
   bool is_process_backgrounded_;
   scoped_ptr<base::ProcessHandle> process_handle;
   int worker_ref_count_;
   scoped_ptr<ServiceRegistry> service_registry_;
+  scoped_ptr<base::SharedPersistentMemoryAllocator> metrics_allocator_;
 
   DISALLOW_COPY_AND_ASSIGN(MockRenderProcessHost);
 };
 
 class MockRenderProcessHostFactory : public RenderProcessHostFactory {
  public:
   MockRenderProcessHostFactory();
   ~MockRenderProcessHostFactory() override;
 
   RenderProcessHost* CreateRenderProcessHost(
@@ skipping 10 matching lines @@
   // for deleting all MockRenderProcessHosts that have not deleted by a test in
   // the destructor and prevent them from being leaked.
   mutable ScopedVector<MockRenderProcessHost> processes_;
 
   DISALLOW_COPY_AND_ASSIGN(MockRenderProcessHostFactory);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_TEST_MOCK_RENDER_PROCESS_HOST_H_