Remove unneeded GrGLSLTransformedCoordsArray type

src/gpu/glsl/GrGLSLFragmentShaderBuilder.h

Index: src/gpu/glsl/GrGLSLFragmentShaderBuilder.h
diff --git a/src/gpu/glsl/GrGLSLFragmentShaderBuilder.h b/src/gpu/glsl/GrGLSLFragmentShaderBuilder.h
index 55ef9db207ff4af643ba8a7414d12d5acf72ba95..ecb6d455ddefcb8be3ebc9a4534ecda2d64ce347 100644
--- a/src/gpu/glsl/GrGLSLFragmentShaderBuilder.h
+++ b/src/gpu/glsl/GrGLSLFragmentShaderBuilder.h
@@ -11,7 +11,6 @@
 #include "GrGLSLShaderBuilder.h"
 
 #include "GrProcessor.h"
-#include "glsl/GrGLSLProcessorTypes.h"
 
 class GrRenderTarget;
 class GrGLSLVarying;
@@ -43,10 +42,11 @@ public:
 
     /**
      * This returns a variable name to access the 2D, perspective correct version of the coords in
-     * the fragment shader. If the coordinates at index are 3-dimensional, it immediately emits a
-     * perspective divide into the fragment shader (xy / z) to convert them to 2D.
+     * the fragment shader. The passed in coordinates must either be of type kVec2f or kVec3f. If
+     * the coordinates are 3-dimensional, it a perspective divide into is emitted into the
+     * fragment shader (xy / z) to convert them to 2D.
      */
-    virtual SkString ensureFSCoords2D(const GrGLSLTransformedCoordsArray& coords, int index) = 0;
+    virtual SkString ensureCoords2D(const GrShaderVar&) = 0;
 
 
     /** Returns a variable name that represents the position of the fragment in the FS. The position
@@ -167,8 +167,7 @@ public:
 
     // Shared GrGLSLFragmentBuilder interface.
     bool enableFeature(GLSLFeature) override;
-    virtual SkString ensureFSCoords2D(const GrGLSLTransformedCoordsArray& coords,
-                                      int index) override;
+    virtual SkString ensureCoords2D(const GrShaderVar&) override;
     const char* fragmentPosition() override;
     const char* distanceVectorName() const override;