GLSL 1.2 -> GLSL 1.5

ugh

#version 150
out vec4 gl_FragColor
#ifdef GL_ES
precision mediump float;
#define COLOR_PRECISION lowp
#else
#define COLOR_PRECISION
#endif
uniform COLOR_PRECISION vec4 uRenderColor;
uniform sampler2D uTexture;
void main() {
  vec4 color = uRenderColor;
  COLOR_PRECISION float mask = 1.0;
  color *= mask;
  gl_FragColor = color;
}