Multiprocess test client: Android child process launcher rework.

testing/android/native_test/java/AndroidManifest.xml.jinja2

Index: testing/android/native_test/java/AndroidManifest.xml.jinja2
diff --git a/testing/android/native_test/java/AndroidManifest.xml.jinja2 b/testing/android/native_test/java/AndroidManifest.xml.jinja2
index cdd7b544c91e1ba872775a177d4724d6604d6330..4a36130d55009092677f76179d303e1334ebd0ae 100644
--- a/testing/android/native_test/java/AndroidManifest.xml.jinja2
+++ b/testing/android/native_test/java/AndroidManifest.xml.jinja2
@@ -47,6 +47,16 @@ found in the LICENSE file.
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+
+        {% set num_test_client_services = 5 %}
+        <meta-data android:name="org.chromium.native_test.NUM_TEST_CLIENT_SERVICES"
+                   android:value="{{ num_test_client_services }}"/>
+        {% for i in range(num_test_client_services) %}
+        <service android:name="org.chromium.base.MultiprocessTestClientService{{ i }}"
+                 android:process=":test_client_process{{ i }}"
+                 android:isolatedProcess="false"
+                 android:exported="false" />
+        {% endfor %}
     </application>
 
     <instrumentation android:name="org.chromium.native_test.NativeTestInstrumentationTestRunner"