[sensors] Introduce Generic Sensor API interfaces

content/browser/frame_host/render_frame_host_impl.cc

 // Copyright 2013 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/frame_host/render_frame_host_impl.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 62 matching lines @@
 #include "content/public/browser/stream_handle.h"
 #include "content/public/browser/user_metrics.h"
 #include "content/public/common/browser_side_navigation_policy.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/file_chooser_file_info.h"
 #include "content/public/common/file_chooser_params.h"
 #include "content/public/common/isolated_world_ids.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/common/url_utils.h"
+#include "device/generic_sensor/sensor_service.h"
 #include "device/geolocation/geolocation_service_context.h"
 #include "device/vibration/vibration_manager_impl.h"
 #include "media/mojo/interfaces/media_service.mojom.h"
 #include "media/mojo/interfaces/service_factory.mojom.h"
 #include "services/shell/public/cpp/connector.h"
 #include "services/shell/public/cpp/interface_provider.h"
 #include "ui/accessibility/ax_tree.h"
 #include "ui/accessibility/ax_tree_update.h"
 #include "ui/gfx/geometry/quad_f.h"
 #include "url/gurl.h"
@@ skipping 2041 matching lines @@
 
 #if defined(ENABLE_WEBVR)
   const base::CommandLine& browser_command_line =
       *base::CommandLine::ForCurrentProcess();
 
   if (browser_command_line.HasSwitch(switches::kEnableWebVR)) {
     GetInterfaceRegistry()->AddInterface<device::VRService>(
         base::Bind(&device::VRServiceImpl::BindRequest));
   }
 #endif
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kEnableGenericSensors)) {
+    GetInterfaceRegistry()->AddInterface(base::Bind(

[Ken Rockot(use gerrit already), 2016/08/18 19:36:00]

AddInterface() itself can take a task runner as a second argument:

  GetInterfaceRegistry()->AddInterface(
      base::Bind(&SensorProviderImpl::Create),
      BrowserThread::GetTaskRunnerForThread(BrowserThread::IO));

[Mikhail, 2016/08/19 09:29:55]

Done.

+        &device::SensorService::BindRequest,
+        BrowserThread::GetTaskRunnerForThread(BrowserThread::IO)));
+  }
 
   GetContentClient()->browser()->RegisterRenderFrameMojoInterfaces(
       GetInterfaceRegistry(), this);
 }
 
 void RenderFrameHostImpl::ResetWaitingState() {
   DCHECK(is_active());
 
   // The active state of the RVH is determined by its main frame, since
   // subframes should have their own widgets.
@@ skipping 891 matching lines @@
   web_bluetooth_service_->SetClientConnectionErrorHandler(base::Bind(
       &RenderFrameHostImpl::DeleteWebBluetoothService, base::Unretained(this)));
   return web_bluetooth_service_.get();
 }
 
 void RenderFrameHostImpl::DeleteWebBluetoothService() {
   web_bluetooth_service_.reset();
 }
 
 }  // namespace content