1. @DomName('WebGLRenderingContext.getAttribLocation')
  2. @DocsEditable()
int getAttribLocation(Program program, String name)

Source 

@DomName('WebGLRenderingContext.getAttribLocation')
@DocsEditable()
int getAttribLocation(Program program, String name) =>
    _blink.BlinkWebGLRenderingContext.instance
        .getAttribLocation_Callback_2_(this, program, name);