Fix pbap and opp running bluetooth in phone process problems.

1. Use the right context instead of application context.
2. Make PbapActivity run in the same process as PbapService as they
   share state.

Change-Id: Ib50c63c271dd8b30108f22734c47ee8645cd4839
diff --git a/AndroidManifest_test.xml b/AndroidManifest_test.xml
index 593682c..de55b5f 100644
--- a/AndroidManifest_test.xml
+++ b/AndroidManifest_test.xml
@@ -84,6 +84,7 @@
             </intent-filter>
         </activity>
         <activity android:name=".pbap.BluetoothPbapActivity"
+            android:process="@string/process"
             android:label=" "
             android:theme="@*android:style/Theme.Dialog.Alert">
             <intent-filter>