Reland: Web MIDI: split build rules for media/midi

media/midi/midi_manager_usb.cc

 // Copyright 2014 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 "media/midi/midi_manager_usb.h"
 
 #include "base/callback.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 56 matching lines @@
   if (!input_stream_)
     return;
   input_stream_->OnReceivedData(device,
                                 endpoint_number,
                                 data,
                                 size,
                                 time);
 }
 
 void MidiManagerUsb::OnDeviceAttached(scoped_ptr<UsbMidiDevice> device) {
-  int device_id = devices_.size();
+  int device_id = static_cast<int>(devices_.size());
   devices_.push_back(device.release());
   AddPorts(devices_.back(), device_id);
 }
 
 void MidiManagerUsb::OnDeviceDetached(size_t index) {
   if (index >= devices_.size()) {
     return;
   }
   UsbMidiDevice* device = devices_[index];
   for (size_t i = 0; i < output_streams_.size(); ++i) {
     if (output_streams_[i]->jack().device == device) {
-      SetOutputPortState(i, MIDI_PORT_DISCONNECTED);
+      SetOutputPortState(static_cast<uint32>(i), MIDI_PORT_DISCONNECTED);
     }
   }
   const std::vector<UsbMidiJack>& input_jacks = input_stream_->jacks();
   for (size_t i = 0; i < input_jacks.size(); ++i) {
     if (input_jacks[i].device == device) {
-      SetInputPortState(i, MIDI_PORT_DISCONNECTED);
+      SetInputPortState(static_cast<uint32>(i), MIDI_PORT_DISCONNECTED);
     }
   }
 }
 
 void MidiManagerUsb::OnReceivedData(size_t jack_index,
                                     const uint8* data,
                                     size_t size,
                                     base::TimeTicks time) {
-  ReceiveMidiData(jack_index, data, size, time);
+  ReceiveMidiData(static_cast<uint32>(jack_index), data, size, time);
 }
 
 
 void MidiManagerUsb::OnEnumerateDevicesDone(bool result,
                                             UsbMidiDevice::Devices* devices) {
   if (!result) {
     initialize_callback_.Run(MIDI_INITIALIZATION_ERROR);
     return;
   }
   input_stream_.reset(new UsbMidiInputStream(this));
   devices->swap(devices_);
   for (size_t i = 0; i < devices_.size(); ++i) {
-    if (!AddPorts(devices_[i], i)) {
+    if (!AddPorts(devices_[i], static_cast<int>(i))) {
       initialize_callback_.Run(MIDI_INITIALIZATION_ERROR);
       return;
     }
   }
   initialize_callback_.Run(MIDI_OK);
 }
 
 bool MidiManagerUsb::AddPorts(UsbMidiDevice* device, int device_id) {
   UsbMidiDescriptorParser parser;
   std::vector<uint8> descriptor = device->GetDescriptors();
@@ skipping 24 matching lines @@
       DCHECK_EQ(jacks[j].direction(), UsbMidiJack::DIRECTION_IN);
       input_stream_->Add(jacks[j]);
       AddInputPort(MidiPortInfo(id, manufacturer, product_name, version,
                                 MIDI_PORT_OPENED));
     }
   }
   return true;
 }
 
 }  // namespace media