Merge AppRTCDemoJUnitTest into android_junit_tests target

webrtc/BUILD.gn

Index: webrtc/BUILD.gn
diff --git a/webrtc/BUILD.gn b/webrtc/BUILD.gn
index 5b5ed165b809f6964b2b86b454e466e1faa3ae0c..b28bef811c1616f4eaee91c91379a5d3820534be 100644
--- a/webrtc/BUILD.gn
+++ b/webrtc/BUILD.gn
@@ -834,11 +834,16 @@ if (rtc_include_tests) {
 
   if (is_android) {
     junit_binary("android_junit_tests") {
-      java_files = [ "androidjunit/src/org/webrtc/CameraEnumerationTest.java" ]
+      java_files = [
+        "androidjunit/src/org/webrtc/CameraEnumerationTest.java",
+        "examples/androidjunit/src/org/appspot/apprtc/DirectRTCClientTest.java",
+        "examples/androidjunit/src/org/appspot/apprtc/TCPChannelClientTest.java",
+      ]
 
       deps = [
         "//webrtc/api:libjingle_peerconnection_java",
         "//webrtc/api:libjingle_peerconnection_jni",
+        "//webrtc/examples:AppRTCDemo_javalib",
       ]
     }
   }