1. @DomName('WebGLRenderingContext.uniform2f')
  2. @DocsEditable()
void uniform2f(UniformLocation location, num x, num y)

Source 

@DomName('WebGLRenderingContext.uniform2f')
@DocsEditable()
void uniform2f(UniformLocation location, num x, num y) =>
    _blink.BlinkWebGLRenderingContext.instance
        .uniform2f_Callback_3_(this, location, x, y);