-// broken image is loaded if there is no valid image provided for the page
-const char * const BROKEN_IMAGE_URL( DALI_IMAGE_DIR "broken.png");
-
-// names of shader property map
-const char * const CUSTOM_SHADER( "shader" );
-const char * const CUSTOM_VERTEX_SHADER( "vertexShader" );
-const char * const CUSTOM_FRAGMENT_SHADER( "fragmentShader" );
-