1. DomName('WebGLRenderingContext.uniform3fv')
  2. DocsEditable()
void uniform3fv(UniformLocation location, Float32List v)

Source 

@DomName('WebGLRenderingContext.uniform3fv')
@DocsEditable()
void uniform3fv(UniformLocation location, Float32List v) => _blink.BlinkWebGLRenderingContext.instance.uniform3fv_Callback_2_(unwrap_jso(this), unwrap_jso(location), v);