Initial CL for Web APKs

chrome/android/webapk/shell_apk/AndroidManifest.xml

+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2015 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.
+-->
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="{{ manifest_package }}"
+    android:versionCode="1"
+    android:versionName="1.0" >
+
+    <uses-sdk
+        android:minSdkVersion="16"
+        android:targetSdkVersion="23" />
+
+    <application
+        android:icon="@drawable/app_icon"
+        android:label="WebAPK Sample App"
+        android:allowBackup="false">
+        <activity android:name="org.chromium.webapk.shell_apk.MainActivity"
+                  android:theme="@android:style/Theme.Translucent.NoTitleBar">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+        <meta-data android:name="runtimeHost" android:value="{{ runtime_host }}" />
+        <meta-data android:name="hostUrl" android:value="{{ host_url }}" />
+        <meta-data android:name="mac" android:value="{{ mac }}" />
+        <meta-data android:name="scope" android:value="{{ scope }}" />
+    </application>
+</manifest>