Add network tester client [android]

webrtc/tools/network_tester/BUILD.gn

Index: webrtc/tools/network_tester/BUILD.gn
diff --git a/webrtc/tools/network_tester/BUILD.gn b/webrtc/tools/network_tester/BUILD.gn
index 1ba87ac9577d56bb05aa4fdbaf1ab4870def324d..1e290f60cfa8e8058a8b65d64e551b9fad406eef 100644
--- a/webrtc/tools/network_tester/BUILD.gn
+++ b/webrtc/tools/network_tester/BUILD.gn
@@ -112,3 +112,57 @@ if (rtc_enable_protobuf) {
     }
   }
 }
+
+if (is_android) {
+  android_apk("NetworkTesterMobile") {
+    testonly = true
+    apk_name = "NetworkTesterMobile"
+    android_manifest = "androidapp/AndroidManifest.xml"
+
+    deps = [
+      ":NetworkTesterMobile_javalib",
+      ":NetworkTesterMobile_resources",
+      "//base:base_java",
+      "//webrtc/base:base_java",
+    ]
+
+    shared_libraries = [ "//webrtc/tools/network_tester:network_tester_so" ]
+  }
+
+  android_library("NetworkTesterMobile_javalib") {
+    testonly = true
+    android_manifest = "androidapp/AndroidManifest.xml"
+
+    java_files = [
+      "androidapp/src/com/google/media/networktester/MainActivity.java",
+      "androidapp/src/com/google/media/networktester/NetworkTester.java",
+    ]
+
+    deps = [
+      ":NetworkTesterMobile_resources",
+      "//webrtc/base:base_java",
+    ]
+  }
+
+  android_resources("NetworkTesterMobile_resources") {
+    testonly = true
+    resource_dirs = [ "androidapp/res" ]
+    custom_package = "com.google.media.networktester"
+  }
+
+  rtc_shared_library("network_tester_so") {
+    sources = [
+      "jni.cpp",
+    ]
+
+    deps = [
+      ":network_tester",
+      "../../system_wrappers:field_trial_default",
+    ]
+
+    suppressed_configs += [ "//build/config/android:hide_all_but_jni_onload" ]
+    configs += [ "//build/config/android:hide_all_but_jni" ]
+
+    output_extension = "so"
+  }
+}