Allow all apps to call ContentResolver.getType().

I can't find the bug number for this, but it is needed for some things
we are doing where the app building an intent may not have access to the
URI in the data field.  This is for HC, but doing in GB to avoid introducing
integration issues.

Change-Id: I0cac971854198b18775d2a73deb80f23431bfbe2
diff --git a/test-runner/src/android/test/mock/MockContentResolver.java b/test-runner/src/android/test/mock/MockContentResolver.java
index ab511f8..26eb8e4 100644
--- a/test-runner/src/android/test/mock/MockContentResolver.java
+++ b/test-runner/src/android/test/mock/MockContentResolver.java
@@ -75,6 +75,12 @@
     /** @hide */
     @Override
     protected IContentProvider acquireProvider(Context context, String name) {
+        return acquireExistingProvider(context, name);
+    }
+
+    /** @hide */
+    @Override
+    protected IContentProvider acquireExistingProvider(Context context, String name) {
 
         /*
          * Gets the content provider from the local map