Use pathPrefix filter instead of path for /btopp content

path is doing a full path match. It did not guard /btopp/
also fix a minor problem in tests/AndroidManifest.xml
bug 11148516

Change-Id: I8f4a614f999e643e8ae122baf0bf898b2b3008d5
Conflicts:
	tests/AndroidManifest.xml
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 4a363dd..0c9857d 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -64,7 +64,7 @@
             android:exported="true"
             android:process="@string/process">
             <path-permission
-                    android:path="/btopp"
+                    android:pathPrefix="/btopp"
                     android:permission="android.permission.ACCESS_BLUETOOTH_SHARE" />
         </provider>
         <service