Added supported formats caching to VideoCaptureManager.

media/video/capture/video_capture_device.cc

Index: media/video/capture/video_capture_device.cc
diff --git a/media/video/capture/video_capture_device.cc b/media/video/capture/video_capture_device.cc
index cd1f5354371433c2a07cc406a16b592e698aeca0..c370d092c93e649c08312b664ac2c572e537df67 100644
--- a/media/video/capture/video_capture_device.cc
+++ b/media/video/capture/video_capture_device.cc
@@ -17,15 +17,6 @@ const std::string VideoCaptureDevice::Name::GetNameAndModel() const {
   return device_name_ + suffix;
 }
 
-VideoCaptureDevice::Name*
-VideoCaptureDevice::Names::FindById(const std::string& id) {
-  for (iterator it = begin(); it != end(); ++it) {
-    if (it->id() == id)
-      return &(*it);
-  }
-  return NULL;
-}
-
 VideoCaptureDevice::~VideoCaptureDevice() {}
 
 }  // namespace media