Remove unnecessary getColorSpace() API from SkCodec

tests/ColorSpaceTest.cpp

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "Resources.h"
 #include "SkCodec.h"
 #include "SkColorSpace.h"
@@ skipping 47 matching lines @@
     SkAutoTDelete<SkStream> stream(resource("color_wheel_with_profile.png"));
     REPORTER_ASSERT(r, nullptr != stream);
     if (!stream) {
         return;
     }
 
     SkAutoTDelete<SkCodec> codec(SkCodec::NewFromStream(stream.release()));
     REPORTER_ASSERT(r, nullptr != codec);
 
 #if (PNG_LIBPNG_VER_MAJOR > 1) || (PNG_LIBPNG_VER_MAJOR == 1 && PNG_LIBPNG_VER_MINOR >= 6)
-    SkColorSpace* colorSpace = codec->getColorSpace();
+    SkColorSpace* colorSpace = codec->getInfo().colorSpace();
     REPORTER_ASSERT(r, nullptr != colorSpace);
 
     test_space(r, colorSpace, &g_sRGB_XYZ[0], &g_sRGB_XYZ[3], &g_sRGB_XYZ[6],
                SkColorSpace::kSRGB_GammaNamed);
 #endif
 }
 
 DEF_TEST(ColorSpaceParseJpegICCProfile, r) {
     SkAutoTDelete<SkStream> stream(resource("icc-v2-gbr.jpg"));
     REPORTER_ASSERT(r, nullptr != stream);
     if (!stream) {
         return;
     }
 
     SkAutoTDelete<SkCodec> codec(SkCodec::NewFromStream(stream.release()));
     REPORTER_ASSERT(r, nullptr != codec);
     if (!codec) {
         return;
     }
 
-    SkColorSpace* colorSpace = codec->getColorSpace();
+    SkColorSpace* colorSpace = codec->getInfo().colorSpace();
     REPORTER_ASSERT(r, nullptr != colorSpace);
 
     const float red[] = { 0.385117f, 0.716904f, 0.0970612f };
     const float green[] = { 0.143051f, 0.0606079f, 0.713913f };
     const float blue[] = { 0.436035f, 0.222488f, 0.013916f };
     test_space(r, colorSpace, red, green, blue, SkColorSpace::k2Dot2Curve_GammaNamed);
 }
 
 DEF_TEST(ColorSpaceSRGBCompare, r) {
     // Create an sRGB color space by name
@@ skipping 96 matching lines @@
 
 DEF_TEST(ColorSpace_Serialize, r) {
     test_serialize(r, SkColorSpace::NewNamed(SkColorSpace::kSRGB_Named).get(), true);
     test_serialize(r, SkColorSpace::NewNamed(SkColorSpace::kAdobeRGB_Named).get(), true);
 
     sk_sp<SkData> monitorData = SkData::MakeFromFileName(
             GetResourcePath("monitor_profiles/HP_ZR30w.icc").c_str());
     test_serialize(r, SkColorSpace::NewICC(monitorData->data(), monitorData->size()).get(), false);
 }