Remove Tango Chrome video capture support.

media/capture/video/android/BUILD.gn

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/android/config.gni")
 import("//build/config/android/rules.gni")
 import("//build/config/arm.gni")
 import("//build/config/ui.gni")
 import("//media/media_options.gni")
 
@@ skipping 42 matching lines @@
   deps = [
     "//base:base_java",
     "//third_party/android_tools:android_support_annotations_java",
   ]
 
   srcjar_deps = [ ":media_java_enums_srcjar" ]
 
   java_files = [
     "java/src/org/chromium/media/PhotoCapabilities.java",
     "java/src/org/chromium/media/VideoCapture.java",
-    "java/src/org/chromium/media/VideoCaptureAndroid.java",
     "java/src/org/chromium/media/VideoCaptureCamera.java",
     "java/src/org/chromium/media/VideoCaptureCamera2.java",
     "java/src/org/chromium/media/VideoCaptureFactory.java",
     "java/src/org/chromium/media/VideoCaptureFormat.java",
-    "java/src/org/chromium/media/VideoCaptureTango.java",
   ]
 }