[Mojo Video Capture] Simplify API and some cleanups

services/video_capture/mock_device_test.cc

Index: services/video_capture/mock_device_test.cc
diff --git a/services/video_capture/mock_device_video_capture_service_test.cc b/services/video_capture/mock_device_test.cc
similarity index 71%
rename from services/video_capture/mock_device_video_capture_service_test.cc
rename to services/video_capture/mock_device_test.cc
index 14f364723db43ba4a3cdab075ec573a3c088545c..7ae0e006131fd173ad7f29a523446aa955cd04df 100644
--- a/services/video_capture/mock_device_video_capture_service_test.cc
+++ b/services/video_capture/mock_device_test.cc
@@ -2,17 +2,17 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "services/video_capture/mock_device_video_capture_service_test.h"
+#include "services/video_capture/mock_device_test.h"
 
 namespace video_capture {
 
-MockDeviceVideoCaptureServiceTest::MockDeviceVideoCaptureServiceTest()
+MockDeviceTest::MockDeviceTest()
     : service_manager::test::ServiceTest("exe:video_capture_unittests") {}
 
-MockDeviceVideoCaptureServiceTest::~MockDeviceVideoCaptureServiceTest() =
+MockDeviceTest::~MockDeviceTest() =
     default;
 
-void MockDeviceVideoCaptureServiceTest::SetUp() {
+void MockDeviceTest::SetUp() {
   ServiceTest::SetUp();
   connector()->ConnectToInterface("service:video_capture", &service_);
   service_->ConnectToMockDeviceFactory(mojo::GetProxy(&factory_));
@@ -30,10 +30,13 @@ void MockDeviceVideoCaptureServiceTest::SetUp() {
       mock_descriptor->Clone(), mojo::GetProxy(&device_proxy_),
       base::Bind([](mojom::DeviceAccessResultCode result_code) {}));
 
-  requested_format_.frame_size = gfx::Size(800, 600);
-  requested_format_.frame_rate = 15;
-  requested_format_.pixel_format = media::PIXEL_FORMAT_I420;
-  requested_format_.pixel_storage = media::PIXEL_STORAGE_CPU;
+  requested_settings_.format.frame_size = gfx::Size(800, 600);
+  requested_settings_.format.frame_rate = 15;
+  requested_settings_.resolution_change_policy =
+      media::RESOLUTION_POLICY_FIXED_RESOLUTION;
+  requested_settings_.power_line_frequency =
+      media::PowerLineFrequency::FREQUENCY_DEFAULT;
+
   mock_receiver_ = base::MakeUnique<MockVideoFrameReceiver>(
       mojo::GetProxy(&mock_receiver_proxy_));
 }