Disable slow FakeVideoCaptureDeviceTest.CaptureVariableResolution

TBR=mcasas

BUG=407061

Review URL: https://codereview.chromium.org/502933002

Cr-Commit-Position: refs/heads/master@{#291659}

media/video/capture/fake_video_capture_device_unittest.cc

@@ -169,7 +169,8 @@ TEST_F(FakeVideoCaptureDeviceTest, GetDeviceSupportedFormats) {
   }
 }
 
-TEST_F(FakeVideoCaptureDeviceTest, CaptureVariableResolution) {
+// Disabled, http://crbug.com/407061 .
+TEST_F(FakeVideoCaptureDeviceTest, DISABLED_CaptureVariableResolution) {
   scoped_ptr<VideoCaptureDevice::Names> names(EnumerateDevices());
 
   VideoCaptureParams capture_params;