Merge GrGLSLShaderVar and GrShaderVar

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=5087

Change-Id: Ib8943a1da1ea495554feaf5b0992b94fbb9539ab
Reviewed-on: https://skia-review.googlesource.com/5087
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
diff --git a/src/effects/SkPerlinNoiseShader.cpp b/src/effects/SkPerlinNoiseShader.cpp
index d0761d7..529a4fa 100644
--- a/src/effects/SkPerlinNoiseShader.cpp
+++ b/src/effects/SkPerlinNoiseShader.cpp
@@ -639,15 +639,15 @@
     const char* dotLattice  = "dot(((%s.ga + %s.rb * vec2(%s)) * vec2(2.0) - vec2(1.0)), %s);";
 
     // Add noise function
-    static const GrGLSLShaderVar gPerlinNoiseArgs[] =  {
-        GrGLSLShaderVar(chanCoord, kFloat_GrSLType),
-        GrGLSLShaderVar(noiseVec, kVec2f_GrSLType)
+    static const GrShaderVar gPerlinNoiseArgs[] =  {
+        GrShaderVar(chanCoord, kFloat_GrSLType),
+        GrShaderVar(noiseVec, kVec2f_GrSLType)
     };
 
-    static const GrGLSLShaderVar gPerlinNoiseStitchArgs[] =  {
-        GrGLSLShaderVar(chanCoord, kFloat_GrSLType),
-        GrGLSLShaderVar(noiseVec, kVec2f_GrSLType),
-        GrGLSLShaderVar(stitchData, kVec2f_GrSLType)
+    static const GrShaderVar gPerlinNoiseStitchArgs[] =  {
+        GrShaderVar(chanCoord, kFloat_GrSLType),
+        GrShaderVar(noiseVec, kVec2f_GrSLType),
+        GrShaderVar(stitchData, kVec2f_GrSLType)
     };
 
     SkString noiseCode;