Remove SkSurfaceProps gamma-correctness flag entirely.

gm/textblobgeometrychange.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gm.h"
 
 #include "SkCanvas.h"
@@ skipping 26 matching lines @@
         paint.setLCDRenderText(true);
 
         SkTextBlobBuilder builder;
 
         sk_tool_utils::add_to_text_blob(&builder, text, paint, 10, 10);
 
         SkAutoTUnref<const SkTextBlob> blob(builder.build());
 
         SkImageInfo info = SkImageInfo::MakeN32(200, 200, kPremul_SkAlphaType,
                                                 sk_ref_sp(canvas->imageInfo().colorSpace()));
-        SkSurfaceProps canvasProps(SkSurfaceProps::kLegacyFontHost_InitType);
-        uint32_t gammaCorrect = canvas->getProps(&canvasProps)
-            ? canvasProps.flags() & SkSurfaceProps::kGammaCorrect_Flag : 0;
-        SkSurfaceProps props(gammaCorrect, kUnknown_SkPixelGeometry);
+        SkSurfaceProps props(0, kUnknown_SkPixelGeometry);
         auto surface = canvas->makeSurface(info, &props);
         if (!surface) {
             surface = SkSurface::MakeRaster(info, &props);
         }
         SkCanvas* c = surface->getCanvas();
 
         // LCD text on white background
         SkRect rect = SkRect::MakeLTRB(0.f, 0.f, SkIntToScalar(kWidth), kHeight / 2.f);
         SkPaint rectPaint;
         rectPaint.setColor(0xffffffff);
@@ skipping 11 matching lines @@
     static const int kWidth = 200;
     static const int kHeight = 200;
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM(return new TextBlobGeometryChange;)
 }