GN: Fix remoting_test_apk compile when is_chrome_branded=true

remoting/android/javatests/AndroidManifest.xml

Index: remoting/android/javatests/AndroidManifest.xml
diff --git a/remoting/android/javatests/AndroidManifest.xml b/remoting/android/javatests/AndroidManifest.xml
deleted file mode 100644
index 85abf2ab409aeb196f4ffba4be22e54b14523bd4..0000000000000000000000000000000000000000
--- a/remoting/android/javatests/AndroidManifest.xml
+++ /dev/null
@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-  <!-- Copyright 2013 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.
-  -->
-
-  <!-- package name must be unique so suffix with "tests" so package loader
-       doesn't ignore this. -->
-  <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-      package="org.chromium.chromoting.tests">
-    <!-- We add an application tag here just so that we can indicate that this
-         package needs to link against the android.test library, which is
-         needed when building test cases. -->
-    <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="23" />
-    <uses-permission android:name="android.permission.RUN_INSTRUMENTATION" />
-    <application>
-        <uses-library android:name="android.test.runner" />
-    </application>
-    <instrumentation android:name="android.test.InstrumentationTestRunner"
-        android:targetPackage="org.chromium.chromoting"
-        android:label="Tests for org.chromium.chromoting"/>
-</manifest>