CrOS: Convert MediaTransferProtocolDaemonClient to use protobufs.

chromeos/chromeos.gyp

Index: chromeos/chromeos.gyp
===================================================================
--- chromeos/chromeos.gyp	(revision 154535)
+++ chromeos/chromeos.gyp	(working copy)
@@ -16,6 +16,8 @@
         '../dbus/dbus.gyp:dbus',
         '../net/net.gyp:net',
         '../third_party/libxml/libxml.gyp:libxml',
+        'mtp_file_entry_proto',
+        'mtp_storage_info_proto',
         'power_state_control_proto',
         'power_supply_properties_proto',
       ],
@@ -134,6 +136,7 @@
         '../build/linux/system.gyp:dbus',
         '../testing/gmock.gyp:gmock',
         'chromeos',
+        'mtp_file_entry_proto',
       ],
       'sources': [
         'cryptohome/mock_async_method_caller.cc',
@@ -263,6 +266,33 @@
       ],
     },
     {
+      # Protobuf compiler / generator for the MtpFileEntry and MtpFileEntries
+      # protocol buffers.
+      'target_name': 'mtp_file_entry_proto',
+      'type': 'static_library',
+      'sources': [
+        '../third_party/cros_system_api/dbus/mtp_file_entry.proto',
+      ],
+      'variables': {
+        'proto_in_dir': '../third_party/cros_system_api/dbus/',
+        'proto_out_dir': 'chromeos/dbus',
+      },
+      'includes': ['../build/protoc.gypi'],
+    },
+    {
+      # Protobuf compiler / generator for the MtpStorageInfo protocol buffers.
+      'target_name': 'mtp_storage_info_proto',
+      'type': 'static_library',
+      'sources': [
+        '../third_party/cros_system_api/dbus/mtp_storage_info.proto',
+      ],
+      'variables': {
+        'proto_in_dir': '../third_party/cros_system_api/dbus/',
+        'proto_out_dir': 'chromeos/dbus',
+      },
+      'includes': ['../build/protoc.gypi'],
+    },
+    {
       # Protobuf compiler / generator for the PowerSupplyProperties protocol
       # buffer.
       'target_name': 'power_state_control_proto',