Add ContentProvider perf tests

Add a stub ContentProvider in ActivityManagerPerfTestsTestApp.
Add two tests for
Context.getContentResolver().acquireContentProviderClient(PKG_NAME),
one when target package is running, one when it isn't.

Test: m ActivityManagerPerfTestsTestApp ActivityManagerPerfTests
Test: adb install \
$OUT/data/app/ActivityManagerPerfTestsTestApp/ActivityManagerPerfTestsTestApp.apk
Test: adb install \
$OUT/data/app/ActivityManagerPerfTests/ActivityManagerPerfTests.apk
Test: adb shell am instrument -w -e class \
com.android.frameworks.perftests.am.tests.ContentProviderPerfTest \
com.android.frameworks.perftests.amtests/android.support.test.runner.AndroidJUnitRunner

BUG: 67460485

Change-Id: Ia979832436a0d3923f6569bc52d22f17bb612a0e
diff --git a/tests/ActivityManagerPerfTests/test-app/AndroidManifest.xml b/tests/ActivityManagerPerfTests/test-app/AndroidManifest.xml
index 7145110..021e386 100644
--- a/tests/ActivityManagerPerfTests/test-app/AndroidManifest.xml
+++ b/tests/ActivityManagerPerfTests/test-app/AndroidManifest.xml
@@ -14,12 +14,16 @@
      limitations under the License.
 -->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.android.frameworks.perftests.amteststestapp">
+        package="com.android.frameworks.perftests.amteststestapp">
     <application android:name=".TestApplication">
         <activity android:name=".TestActivity" android:exported="true"/>
+        <provider
+                android:authorities="com.android.frameworks.perftests.amteststestapp"
+                android:name=".TestContentProvider"
+                android:exported="true" />
         <receiver
-            android:name=".TestBroadcastReceiver"
-            android:exported="true">
+                android:name=".TestBroadcastReceiver"
+                android:exported="true">
             <intent-filter>
                 <action android:name="com.android.frameworks.perftests.ACTION_BROADCAST_MANIFEST_RECEIVE" />
                 <category android:name="android.intent.category.DEFAULT" />