Use gfx::ICCProfile type consistently

ui/gfx/icc_profile.h

 // Copyright 2016 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.
 
 #ifndef UI_GFX_ICC_PROFILE_H_
 #define UI_GFX_ICC_PROFILE_H_
 
 #include <stdint.h>
 #include <vector>
 
@@ skipping 22 matching lines @@
 // as parsing this structure is not secure.
 class GFX_EXPORT ICCProfile {
  public:
   ICCProfile();
   ICCProfile(ICCProfile&& other);
   ICCProfile(const ICCProfile& other);
   ICCProfile& operator=(ICCProfile&& other);
   ICCProfile& operator=(const ICCProfile& other);
   ~ICCProfile();
   bool operator==(const ICCProfile& other) const;
+  bool operator!=(const ICCProfile& other) const;
 
   // Returns the color profile of the monitor that can best represent color.
   // This profile should be used for creating content that does not know on
   // which monitor it will be displayed.
   static ICCProfile FromBestMonitor();
 #if defined(OS_MACOSX)
   static ICCProfile FromCGColorSpace(CGColorSpaceRef cg_color_space);
 #endif
 
   // This will recover a ICCProfile from a compact ColorSpace representation.
@@ skipping 46 matching lines @@
   friend class ColorSpace;
   friend struct IPC::ParamTraits<gfx::ICCProfile>;
   friend struct IPC::ParamTraits<gfx::ICCProfile::Type>;
   friend struct mojo::StructTraits<gfx::mojom::ICCProfileDataView,
                                    gfx::ICCProfile>;
 };
 
 }  // namespace gfx
 
 #endif  // UI_GFX_ICC_PROFILE_H_