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/gpu/glsl/GrGLSLShaderBuilder.h b/src/gpu/glsl/GrGLSLShaderBuilder.h
index 2ab0eec..17eb5a6 100644
--- a/src/gpu/glsl/GrGLSLShaderBuilder.h
+++ b/src/gpu/glsl/GrGLSLShaderBuilder.h
@@ -9,8 +9,8 @@
 #define GrGLSLShaderBuilder_DEFINED
 
 #include "GrAllocator.h"
+#include "GrShaderVar.h"
 #include "glsl/GrGLSLUniformHandler.h"
-#include "glsl/GrGLSLShaderVar.h"
 #include "SkTDArray.h"
 
 #include <stdarg.h>
@@ -118,7 +118,7 @@
     /**
      * Appends a variable declaration to one of the shaders
      */
-    void declAppend(const GrGLSLShaderVar& var);
+    void declAppend(const GrShaderVar& var);
 
     /**
      * Appends a precision qualifier followed by a space, if relevant for the GLSL version.
@@ -129,7 +129,7 @@
     void emitFunction(GrSLType returnType,
                       const char* name,
                       int argCnt,
-                      const GrGLSLShaderVar* args,
+                      const GrShaderVar* args,
                       const char* body,
                       SkString* outName);
 
@@ -161,7 +161,7 @@
     };
 
 protected:
-    typedef GrTAllocator<GrGLSLShaderVar> VarArray;
+    typedef GrTAllocator<GrShaderVar> VarArray;
     void appendDecls(const VarArray& vars, SkString* out) const;
 
     /**