NoGL: Update ExampleBrowserInterface and EmptyBrowser, with interface methods added to the OpenGL example browser, but didn't get added to the interface and empty interface. Required to compile the in-process example browser without OpenGL dependency.

examples/ExampleBrowser/EmptyBrowser.h

@@ -28,10 +28,18 @@ public:
 		m_emptyExample.stepSimulation(deltaTime);
 	}
 
+	virtual void updateGraphics()
+	{
+	}
+
 	virtual bool requestedExit()
 	{
 		return false;
 	}
+
+	virtual void setSharedMemoryInterface(class SharedMemoryInterface* sharedMem)
+	{
+	}
 };
 
 #endif  //EMPTY_BROWSER