Use gfx::ICCProfile type consistently

ui/gfx/icc_profile.cc

 // 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.
 
 #include "ui/gfx/icc_profile.h"
 
 #include <list>
 
 #include "base/containers/mru_cache.h"
 #include "base/lazy_instance.h"
@@ skipping 38 matching lines @@
     case Type::INVALID:
       return true;
     case Type::FROM_COLOR_SPACE:
       return color_space_ == other.color_space_;
     case Type::FROM_DATA:
       return data_ == other.data_;
   }
   return false;
 }
 
+bool ICCProfile::operator!=(const ICCProfile& other) const {
+  return !(*this == other);
+}
+
 // static
 ICCProfile ICCProfile::FromData(const char* data, size_t size) {
   ICCProfile icc_profile;
   if (IsValidProfileLength(size)) {
     icc_profile.type_ = Type::FROM_DATA;
     icc_profile.data_.insert(icc_profile.data_.begin(), data, data + size);
   } else {
     return ICCProfile();
   }
 
@@ skipping 145 matching lines @@
 
   return color_space;
 }
 
 // static
 bool ICCProfile::IsValidProfileLength(size_t length) {
   return length >= kMinProfileLength && length <= kMaxProfileLength;
 }
 
 }  // namespace gfx