Remove fColor from PathRenderer DrawPathArgs struct

tests/TessellatingPathRendererTests.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkPath.h"
 
 #if SK_SUPPORT_GPU
@@ skipping 218 matching lines @@
     path.lineTo(    0.0f,  -1.0f);
     path.lineTo(10000.0f,   0.000001f);
     path.lineTo(    0.0f, -30.0f);
     return path;
 }
 
 static void test_path(GrDrawContext* drawContext, GrResourceProvider* rp, const SkPath& path) {
     GrTessellatingPathRenderer tess;
 
     GrPaint paint;
+    paint.setColor4f(GrColor4f(1.0f, 1.0f, 1.0f, 1.0f));
     paint.setXPFactory(GrPorterDuffXPFactory::Make(SkXfermode::kSrc_Mode));
 
     GrNoClip noClip;
     GrStyle style(SkStrokeRec::kFill_InitStyle);
     GrPathRenderer::DrawPathArgs args;
     args.fPaint = &paint;
     args.fUserStencilSettings = &GrUserStencilSettings::kUnused;
     args.fDrawContext = drawContext;
     args.fClip = &noClip;
     args.fResourceProvider = rp;
-    args.fColor = GrColor_WHITE;
     args.fViewMatrix = &SkMatrix::I();
     GrShape shape(path, style);
     args.fShape = &shape;
     args.fAntiAlias = false;
     tess.drawPath(args);
 }
 
 DEF_GPUTEST_FOR_ALL_CONTEXTS(TessellatingPathRendererTests, reporter, ctxInfo) {
     sk_sp<GrDrawContext> drawContext(ctxInfo.grContext()->newDrawContext(SkBackingFit::kApprox,
                                                                          800, 800,
@@ skipping 19 matching lines @@
     test_path(drawContext.get(), rp, create_path_8());
     test_path(drawContext.get(), rp, create_path_9());
     test_path(drawContext.get(), rp, create_path_10());
     test_path(drawContext.get(), rp, create_path_11());
     test_path(drawContext.get(), rp, create_path_12());
     test_path(drawContext.get(), rp, create_path_13());
     test_path(drawContext.get(), rp, create_path_14());
     test_path(drawContext.get(), rp, create_path_15());
 }
 #endif