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

services/video_capture/mock_media_device_impl.cc

Index: services/video_capture/mock_media_device_impl.cc
diff --git a/services/video_capture/mock_video_capture_device_impl.cc b/services/video_capture/mock_media_device_impl.cc
similarity index 54%
rename from services/video_capture/mock_video_capture_device_impl.cc
rename to services/video_capture/mock_media_device_impl.cc
index 3b3d5951accbed2b82684d4bfa3bf11920c216c9..4d18fe1b1e7a05e5cc7d109127aa63ae37a8841c 100644
--- a/services/video_capture/mock_video_capture_device_impl.cc
+++ b/services/video_capture/mock_media_device_impl.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_video_capture_device_impl.h"
+#include "services/video_capture/mock_media_device_impl.h"
 
 namespace video_capture {
 
-MockVideoCaptureDeviceImpl::MockVideoCaptureDeviceImpl(
-    mojom::MockVideoCaptureDeviceRequest request)
+MockMediaDeviceImpl::MockMediaDeviceImpl(
+    mojom::MockMediaDeviceRequest request)
     : binding_(this, std::move(request)) {}
 
-MockVideoCaptureDeviceImpl::~MockVideoCaptureDeviceImpl() = default;
+MockMediaDeviceImpl::~MockMediaDeviceImpl() = default;
 
-void MockVideoCaptureDeviceImpl::AllocateAndStart(
+void MockMediaDeviceImpl::AllocateAndStart(
     mojom::MockDeviceClientPtr client) {
   AllocateAndStartPtr(&client);
 }