color: Don't use QCMS for transforms unless necessary

gpu/ipc/client/gpu_memory_buffer_impl_io_surface.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "gpu/ipc/client/gpu_memory_buffer_impl_io_surface.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "gpu/ipc/common/gpu_memory_buffer_support.h"
@@ skipping 98 matching lines @@
 int GpuMemoryBufferImplIOSurface::stride(size_t plane) const {
   DCHECK_LT(plane, gfx::NumberOfPlanesForBufferFormat(format_));
   return IOSurfaceGetBytesPerRowOfPlane(io_surface_, plane);
 }
 
 void GpuMemoryBufferImplIOSurface::SetColorSpaceForScanout(
     const gfx::ColorSpace& color_space) {
   if (color_space == color_space_)
     return;
   color_space_ = color_space;
-  std::vector<char> icc_profile =
-      gfx::ICCProfile::FromColorSpace(color_space).GetData();
-  if (icc_profile.size()) {
-    base::ScopedCFTypeRef<CFDataRef> cf_data_icc_profile(CFDataCreate(
-        nullptr, reinterpret_cast<const UInt8*>(icc_profile.data()),
-        icc_profile.size()));
-    IOSurfaceSetValue(io_surface_, CFSTR("IOSurfaceColorSpace"),
-                      cf_data_icc_profile);
+
+  // Retrieve the ICC profile data.
+  gfx::ICCProfile icc_profile;
+  if (!color_space_.GetICCProfile(&icc_profile)) {
+    DLOG(ERROR) << "Failed to set color space for scanout: no ICC profile.";
+    return;
   }
+
+  // Package it as a CFDataRef and send it to the IOSurface.
+  base::ScopedCFTypeRef<CFDataRef> cf_data_icc_profile(CFDataCreate(
+      nullptr, reinterpret_cast<const UInt8*>(icc_profile.GetData().data()),
+      icc_profile.GetData().size()));
+  IOSurfaceSetValue(io_surface_, CFSTR("IOSurfaceColorSpace"),
+                    cf_data_icc_profile);
 }
 
 gfx::GpuMemoryBufferHandle GpuMemoryBufferImplIOSurface::GetHandle() const {
   gfx::GpuMemoryBufferHandle handle;
   handle.type = gfx::IO_SURFACE_BUFFER;
   handle.id = id_;
   return handle;
 }
 
 }  // namespace gpu