Remove unneeded GrGLSLTransformedCoordsArray type

src/effects/SkDisplacementMapEffect.cpp

Index: src/effects/SkDisplacementMapEffect.cpp
diff --git a/src/effects/SkDisplacementMapEffect.cpp b/src/effects/SkDisplacementMapEffect.cpp
index df4103cf064feab1bfb55152517652f801f4d79d..e74ca4fe3fbe1a3475cb0975f11965c4688bab92 100644
--- a/src/effects/SkDisplacementMapEffect.cpp
+++ b/src/effects/SkDisplacementMapEffect.cpp
@@ -544,15 +544,15 @@ void GrGLDisplacementMapEffect::emitCode(EmitArgs& args) {
 
     GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;
     fragBuilder->codeAppendf("\t\tvec4 %s = ", dColor);
-    fragBuilder->appendTextureLookup(args.fTexSamplers[0], args.fCoords[0].c_str(),
-                                   args.fCoords[0].getType());
+    fragBuilder->appendTextureLookup(args.fTexSamplers[0], args.fTransformedCoords[0].c_str(),
+                                   args.fTransformedCoords[0].getType());
     fragBuilder->codeAppend(";\n");
 
     // Unpremultiply the displacement
     fragBuilder->codeAppendf(
         "\t\t%s.rgb = (%s.a < %s) ? vec3(0.0) : clamp(%s.rgb / %s.a, 0.0, 1.0);",
         dColor, dColor, nearZero, dColor, dColor);
-    SkString coords2D = fragBuilder->ensureFSCoords2D(args.fCoords, 1);
+    SkString coords2D = fragBuilder->ensureCoords2D(args.fTransformedCoords[1]);
     fragBuilder->codeAppendf("\t\tvec2 %s = %s + %s*(%s.",
                              cCoords, coords2D.c_str(), scaleUni, dColor);