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_glass_bsdf.osl

@@ -20,12 +20,12 @@
 #include "node_fresnel.h"
 
 shader node_glass_bsdf(
-	color Color = color(0.8, 0.8, 0.8),
+	color Color = 0.8,
 	string distribution = "Sharp",
 	float Roughness = 0.2,
 	float IOR = 1.45,
 	normal Normal = N,
-	output closure color BSDF = diffuse(Normal))
+	output closure color BSDF = 0)
 {
 	float f = max(IOR, 1.0 + 1e-5);
 	float eta = backfacing() ? 1.0 / f: f;