Introduce the iOS consumer API.

ios/consume/base/util.mm

Index: ios/consume/base/util.mm
diff --git a/ios/consume/base/util.mm b/ios/consume/base/util.mm
new file mode 100644
index 0000000000000000000000000000000000000000..6641e5a7b6728b9d75dd02eac8eac68fe26fdcf9
--- /dev/null
+++ b/ios/consume/base/util.mm
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+// 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 "base/ios/ios_util.h"
+#include "ios/consume/public/base/util.h"
+
+namespace ios {
+namespace base {
+
+bool IsRunningOnIOS6OrLater() {
+  return ::base::ios::IsRunningOnIOS6OrLater();
+}
+
+bool IsRunningOnOrLater(int major, int minor, int bug_fix) {
+  return ::base::ios::IsRunningOnOrLater(major, minor, bug_fix);
+}
+
+}  // namespace base
+}  // namespace ios