Revert of Create swizzle table inside of glsl caps

src/gpu/gl/builders/GrGLShaderBuilder.h

Index: src/gpu/gl/builders/GrGLShaderBuilder.h
diff --git a/src/gpu/gl/builders/GrGLShaderBuilder.h b/src/gpu/gl/builders/GrGLShaderBuilder.h
index d63a679e8c7ad8d88ec4d8730b5ebd5874464c2b..2daea1515b622af2f34fe8a412b472e9bea279ee 100644
--- a/src/gpu/gl/builders/GrGLShaderBuilder.h
+++ b/src/gpu/gl/builders/GrGLShaderBuilder.h
@@ -124,6 +124,14 @@
 protected:
     typedef GrTAllocator<GrGLSLShaderVar> VarArray;
     void appendDecls(const VarArray& vars, SkString* out) const;
+
+    /*
+     * this super low level function is just for use internally to builders
+     */
+    void appendTextureLookup(const char* samplerName,
+                             const char* coordName,
+                             uint32_t configComponentMask,
+                             const char* swizzle);
 
     /*
      * A general function which enables an extension in a shader if the feature bit is not present