Show meaningful name for cameras

media/capture/video/video_capture_device_descriptor.cc

Index: media/capture/video/video_capture_device_descriptor.cc
diff --git a/media/capture/video/video_capture_device_descriptor.cc b/media/capture/video/video_capture_device_descriptor.cc
index 701160846ac8924d1947af6009500be4328ea776..0fcbf91bc77e84a1cd7545358899665b66ec4c2b 100644
--- a/media/capture/video/video_capture_device_descriptor.cc
+++ b/media/capture/video/video_capture_device_descriptor.cc
@@ -5,6 +5,8 @@
 #include "media/capture/video/video_capture_device_descriptor.h"
 
 #include "base/logging.h"
+#include "extensions/strings/grit/extensions_strings.h"
+#include "ui/base/l10n/l10n_util.h"
 
 namespace media {
 
@@ -94,4 +96,23 @@ std::string VideoCaptureDeviceDescriptor::GetNameAndModel() const {
   return display_name + " (" + model_id + ")";
 }
 
+std::string VideoCaptureDeviceDescriptor::GetHumanReadableName() const {
+  std::string facing_info;
+  switch (facing) {
+    case MEDIA_VIDEO_FACING_USER:
+      facing_info = l10n_util::GetStringUTF8(IDS_CAMERA_FACING_USER);
+      break;
+    case MEDIA_VIDEO_FACING_ENVIRONMENT:
+      facing_info = l10n_util::GetStringUTF8(IDS_CAMERA_FACING_ENVIRONMENT);
+      break;
+    case MEDIA_VIDEO_FACING_NONE:
+    case NUM_MEDIA_VIDEO_FACING_MODES:
+      break;
+  }
+
+  if (facing_info.empty())
+    return GetNameAndModel();
+  return GetNameAndModel() + " (" + facing_info + ")";
+}
+
 }  // namespace media