Mojoify PoweMonitorMessageBroadcaster IPC from browser to child process

content/browser/browser_child_process_host_impl.cc

 // 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.
 
 #include "content/browser/browser_child_process_host_impl.h"
 
 #include "base/base_switches.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/dump_without_crashing.h"
@@ skipping 25 matching lines @@
 #include "content/public/browser/browser_child_process_host_delegate.h"
 #include "content/public/browser/browser_child_process_observer.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/child_process_data.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/common/content_features.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/mojo_channel_switches.h"
 #include "content/public/common/process_type.h"
 #include "content/public/common/result_codes.h"
+#include "device/power_monitor/public/interfaces/power_monitor.mojom.h"
 #include "ipc/attachment_broker.h"
 #include "ipc/attachment_broker_privileged.h"
 #include "mojo/edk/embedder/embedder.h"
 
 #if defined(OS_MACOSX)
 #include "content/browser/mach_broker_mac.h"
 #endif
 
 namespace content {
 namespace {
@@ skipping 81 matching lines @@
   g_observers.Get().RemoveObserver(observer);
 }
 
 BrowserChildProcessHostImpl::BrowserChildProcessHostImpl(
     content::ProcessType process_type,
     BrowserChildProcessHostDelegate* delegate,
     const std::string& service_name)
     : data_(process_type),
       delegate_(delegate),
       child_token_(mojo::edk::GenerateRandomToken()),
-      power_monitor_message_broadcaster_(this),
       is_channel_connected_(false),
       notify_child_disconnected_(false),
       weak_factory_(this) {
   data_.id = ChildProcessHostImpl::GenerateChildProcessUniqueId();
 
 #if USE_ATTACHMENT_BROKER
   // Construct the privileged attachment broker early in the life cycle of a
   // child process. This ensures that when a test is being run in one of the
   // single process modes, the global attachment broker is the privileged
   // attachment broker, rather than an unprivileged attachment broker.
 #if defined(OS_MACOSX)
   IPC::AttachmentBrokerPrivileged::CreateBrokerIfNeeded(
       MachBroker::GetInstance());
 #else
   IPC::AttachmentBrokerPrivileged::CreateBrokerIfNeeded();
 #endif  // defined(OS_MACOSX)
 #endif  // USE_ATTACHMENT_BROKER
 
   child_process_host_.reset(ChildProcessHost::Create(this));
   AddFilter(new TraceMessageFilter(data_.id));
   AddFilter(new ProfilerMessageFilter(process_type));
   AddFilter(new HistogramMessageFilter);
   AddFilter(new MemoryMessageFilter(this, process_type));
 
   g_child_process_list.Get().push_back(this);
   GetContentClient()->browser()->BrowserChildProcessHostCreated(this);
 
-  power_monitor_message_broadcaster_.Init();
-
   if (!service_name.empty()) {
     DCHECK_CURRENTLY_ON(BrowserThread::IO);
     child_connection_.reset(new ChildConnection(
         service_name, base::StringPrintf("%d", data_.id), child_token_,
         ServiceManagerContext::GetConnectorForIOThread(),
         base::ThreadTaskRunnerHandle::Get()));
   }
 
+  device::mojom::PowerMonitorClientPtr power_monitor_client;
+  GetRemoteInterfaces()->GetInterface(mojo::GetProxy(&power_monitor_client));
+  power_monitor_message_broadcaster_.Init(power_monitor_client);
+
   // Create a persistent memory segment for subprocess histograms.
   CreateMetricsAllocator();
 }
 
 BrowserChildProcessHostImpl::~BrowserChildProcessHostImpl() {
   g_child_process_list.Get().remove(this);
 
   if (notify_child_disconnected_) {
     BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
                             base::Bind(&NotifyProcessHostDisconnected, data_));
@@ skipping 403 matching lines @@
 
 #if defined(OS_WIN)
 
 void BrowserChildProcessHostImpl::OnObjectSignaled(HANDLE object) {
   OnChildDisconnected();
 }
 
 #endif
 
 }  // namespace content