OSL Shader Files:

* Simplify default color values, where each component was the same.
* Initialize closures as Null Closure, rather than assigning an existing closure, gets overwritten anyways.

intern/cycles/kernel/shaders/node_noise_texture.osl

@@ -50,7 +50,7 @@ shader node_noise_texture(
 	float Detail = 2.0,
 	point Vector = P,
 	output float Fac = 0.0,
-	output color Color = color(0.2, 0.2, 0.2))
+	output color Color = 0.0)
 {
 	point p = Vector;