Revert of Remove the old AndroidVideoCapturer stack code.

webrtc/api/BUILD.gn

 # Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 import("../build/webrtc.gni")
 import("//testing/test.gni")
@@ skipping 138 matching lines @@
   source_set("libjingle_peerconnection_jni") {
     sources = [
       "android/jni/androidmediacodeccommon.h",
       "android/jni/androidmediadecoder_jni.cc",
       "android/jni/androidmediadecoder_jni.h",
       "android/jni/androidmediaencoder_jni.cc",
       "android/jni/androidmediaencoder_jni.h",
       "android/jni/androidmetrics_jni.cc",
       "android/jni/androidnetworkmonitor_jni.cc",
       "android/jni/androidnetworkmonitor_jni.h",
+      "android/jni/androidvideocapturer_jni.cc",
+      "android/jni/androidvideocapturer_jni.h",
       "android/jni/androidvideotracksource_jni.cc",
       "android/jni/classreferenceholder.cc",
       "android/jni/classreferenceholder.h",
       "android/jni/jni_helpers.cc",
       "android/jni/jni_helpers.h",
       "android/jni/native_handle_impl.cc",
       "android/jni/native_handle_impl.h",
       "android/jni/peerconnection_jni.cc",
       "android/jni/surfacetexturehelper_jni.cc",
       "android/jni/surfacetexturehelper_jni.h",
+      "androidvideocapturer.cc",
+      "androidvideocapturer.h",
       "androidvideotracksource.cc",
       "androidvideotracksource.h",
     ]
 
     configs += [
       "..:common_config",
       ":libjingle_peerconnection_jni_warnings_config",
     ]
     public_configs = [ "..:common_inherited_config" ]
 
@@ skipping 256 matching lines @@
 
       shared_libraries = [ ":libjingle_peerconnection_so" ]
     }
 
     android_resources("libjingle_peerconnection_android_unittest_resources") {
       resource_dirs = [ "androidtests/res" ]
       custom_package = "org.webrtc"
     }
   }
 }