Upstream Chrome on iOS source code [4/11].

ios/chrome/browser/ui/contextual_search/contextual_search_promo_view.h

+// Copyright 2015 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_CHROME_BROWSER_UI_CONTEXTUAL_SEARCH_CONTEXTUAL_SEARCH_PROMO_VIEW_H_
+#define IOS_CHROME_BROWSER_UI_CONTEXTUAL_SEARCH_CONTEXTUAL_SEARCH_PROMO_VIEW_H_
+
+#import <UIKit/UIKit.h>
+
+#import "ios/chrome/browser/ui/contextual_search/contextual_search_panel_protocols.h"
+
+@protocol ContextualSearchPromoViewDelegate<NSObject>
+
+- (void)promoViewAcceptTapped;
+- (void)promoViewDeclineTapped;
+- (void)promoViewSettingsTapped;
+
+@end
+
+@interface ContextualSearchPromoView
+    : UIView<ContextualSearchPanelMotionObserver>
+
+// If YES, this view will remain hidden (setHidden:YES will no-op).
+@property(nonatomic, assign) BOOL disabled;
+
+// Designated initializer. The caller is responsible for setting constraints
+// such that this view is the desired size.
+- (instancetype)initWithFrame:(CGRect)frame
+                     delegate:(id<ContextualSearchPromoViewDelegate>)delegate;
+
+- (void)closeAnimated:(BOOL)animated;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_UI_CONTEXTUAL_SEARCH_CONTEXTUAL_SEARCH_PROMO_VIEW_H_