[ios clean] Creates ToolsMenu Mediator and Consumer

ios/clean/chrome/browser/ui/tools/tools_consumer.h

Index: ios/clean/chrome/browser/ui/tools/tools_consumer.h
diff --git a/ios/clean/chrome/browser/ui/tools/tools_consumer.h b/ios/clean/chrome/browser/ui/tools/tools_consumer.h
new file mode 100644
index 0000000000000000000000000000000000000000..f2df6bf53fcd1b8992eb1c425d7af950afb9a6e8
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+++ b/ios/clean/chrome/browser/ui/tools/tools_consumer.h
@@ -0,0 +1,19 @@
+// Copyright 2017 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 IOS_CLEAN_CHROME_BROWSER_UI_TOOLS_TOOLS_CONSUMER_H_
+#define IOS_CLEAN_CHROME_BROWSER_UI_TOOLS_TOOLS_CONSUMER_H_
+
+#import <UIKit/UIKit.h>
+
+// ToolsConsumer sets the current appearance of the ToolsMenu based on
+// various sources provided by the mediator.
+@protocol ToolsConsumer
+// PLACEHOLDER: The current methods in this protocol are not intended to be
+// final and might change depending on how ToolsMenuVC model is set up.
+// Sets the Tools Menu items.
+- (void)setToolsMenuItems:(NSArray*)menuItems;
+@end
+
+#endif  // IOS_CLEAN_CHROME_BROWSER_UI_TOOLS_TOOLS_CONSUMER_H_