[Android] Enable WebAPK to have multiple intent filters

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"
     xmlns:tools="http://schemas.android.com/tools"
     package="{{{manifest_package}}}"
     android:versionCode="{{{version_code}}}"
     android:versionName="{{{version_name}}}" >
 
     <uses-sdk
         android:minSdkVersion="16"
         android:targetSdkVersion="23" />
 
     <application
         android:icon="@mipmap/app_icon"
         android:label="@string/short_name"
         android:allowBackup="false">
         <activity android:name="org.chromium.webapk.shell_apk.MainActivity"
                   android:theme="@android:style/Theme.Translucent.NoTitleBar"
                   android:excludeFromRecents="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
+            {{#intent_filters}}
             <intent-filter>
                 <action android:name="android.intent.action.VIEW"></action>
                 <category android:name="android.intent.category.DEFAULT"></category>
                 <category android:name="android.intent.category.BROWSABLE"></category>
                 <data android:scheme="{{{scope_url_scheme}}}" android:host="{{{scope_url_host}}}" android:pathPrefix="{{{scope_url_path}}}"></data>
             </intent-filter>
+            {{/intent_filters}}
         </activity>
         <meta-data android:name="org.chromium.webapk.shell_apk.shellApkVersion" android:value="{{{shell_apk_version}}}" />
-        {{#runtime_host}}<meta-data android:name="org.chromium.webapk.shell_apk.runtimeHost" android:value="{{{runtime_host}}}" />{{/runtime_host}}
-        {{#runtime_host_application_name}}<meta-data android:name="org.chromium.webapk.shell_apk.runtimeHostApplicationName" android:value="{{{runtime_host_application_name}}}" />{{/runtime_host_application_name}}
+        {{#bound_webapk}}
+        <meta-data android:name="org.chromium.webapk.shell_apk.runtimeHost" android:value="{{{runtime_host}}}" />
+        <meta-data android:name="org.chromium.webapk.shell_apk.runtimeHostApplicationName" android:value="{{{runtime_host_application_name}}}" />
+        {{/bound_webapk}}
         <meta-data android:name="org.chromium.webapk.shell_apk.startUrl" android:value="{{{start_url}}}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.scope" android:value="{{{scope_url}}}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.displayMode" android:value="{{{display_mode}}}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.orientation" android:value="{{{orientation}}}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.themeColor" android:value="{{{theme_color}}}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.backgroundColor" android:value="{{{background_color}}}" />
         <meta-data android:name="org.chromium.webapk.shell_apk.iconId" android:resource="@mipmap/app_icon" />
+
+        {{!  Hashes of icons should be taken of the icons as they are available on the web. The icon
+             bytes should not be transformed (e.g. decoded / encoded) prior to taking the hash.
+        }}
         <meta-data android:name="org.chromium.webapk.shell_apk.iconUrlsAndIconMurmur2Hashes" android:value="{{{icon_urls_and_icon_murmur2_hashes}}}" />
+
         <meta-data android:name="org.chromium.webapk.shell_apk.webManifestUrl" android:value="{{{web_manifest_url}}}" />
         <service
             android:name="org.chromium.webapk.shell_apk.WebApkServiceFactory"
             android:exported="true"
             tools:ignore="ExportedService">
             <intent-filter>
               <action android:name="android.intent.action.MAIN" />
               <category android:name="android.intent.category.WEBAPK_API" />
             </intent-filter>
         </service>
@@ skipping 11 matching lines @@
             android:process=":webapk_sandboxed_process1"
             android:exported="true"
             tools:ignore="ExportedService"/>
         <service android:name="org.chromium.webapk.shell_apk.WebApkSandboxedProcessService2"
             android:isolatedProcess="true"
             android:process=":webapk_sandboxed_process2"
             android:exported="true"
             tools:ignore="ExportedService"/>
     </application>
 </manifest>