[Mojo Video Capture] Cleanup naming of classes/files in services/video_capture

services/video_capture/fake_device_descriptor_test.cc

Index: services/video_capture/fake_device_descriptor_test.cc
diff --git a/services/video_capture/fake_device_descriptor_test.cc b/services/video_capture/fake_device_descriptor_test.cc
index f80747e886e108db124c31e848e67d18d185db50..823c1a76d6c4129ce8e5089996248a6a9080a5d5 100644
--- a/services/video_capture/fake_device_descriptor_test.cc
+++ b/services/video_capture/fake_device_descriptor_test.cc
@@ -12,12 +12,12 @@ using testing::Invoke;
 namespace video_capture {
 
 FakeDeviceDescriptorTest::FakeDeviceDescriptorTest()
-    : VideoCaptureServiceTest() {}
+    : video_capture::ServiceTest() {}
 
 FakeDeviceDescriptorTest::~FakeDeviceDescriptorTest() = default;
 
 void FakeDeviceDescriptorTest::SetUp() {
-  VideoCaptureServiceTest::SetUp();
+  video_capture::ServiceTest::SetUp();
 
   base::RunLoop wait_loop;
   EXPECT_CALL(descriptor_receiver_, OnEnumerateDeviceDescriptorsCallback(_))