Expose mock geofencing service via testRunner.

content/public/test/layouttest_support.h

Index: content/public/test/layouttest_support.h
diff --git a/content/public/test/layouttest_support.h b/content/public/test/layouttest_support.h
index 4f8994a553fadf5a75f45a7b924d44bf016f3cd5..8e75dfefead4b97917abf9f153955b34e96254e0 100644
--- a/content/public/test/layouttest_support.h
+++ b/content/public/test/layouttest_support.h
@@ -96,6 +96,17 @@ void SetDeviceColorProfile(RenderView* render_view, const std::string& name);
 // Change the bluetooth test data while running a layout test.
 void SetBluetoothMockDataSetForTesting(const std::string& name);
 
+// Enables mock geofencing service while running a layout test.
+// |service_available| indicates if the mock service should mock geofencing
+// being available or not.
+void SetGeofencingMockProvider(bool service_available);
+
+// Disables mock geofencing service while running a layout test.
+void ClearGeofencingMockProvider();
+
+// Set the mock geofencing position while running a layout test.
+void SetGeofencingMockPosition(double latitude, double longitude);
+
 // Enables or disables synchronous resize mode. When enabled, all window-sizing
 // machinery is short-circuited inside the renderer. This mode is necessary for
 // some tests that were written before browsers had multi-process architecture