Creates the Suggestions UI

ios/chrome/browser/ui/suggestions/suggestions_view_controller.h

Index: ios/chrome/browser/ui/suggestions/suggestions_view_controller.h
diff --git a/ios/chrome/browser/ui/suggestions/suggestions_view_controller.h b/ios/chrome/browser/ui/suggestions/suggestions_view_controller.h
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+// 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 IOS_CHROME_BROWSER_UI_SUGGESTIONS_SUGGESTIONS_VIEW_CONTROLLER_H_
+#define IOS_CHROME_BROWSER_UI_SUGGESTIONS_SUGGESTIONS_VIEW_CONTROLLER_H_
+
+#import <UIKit/UIKit.h>
+
+#import "ios/chrome/browser/ui/collection_view/collection_view_controller.h"
+#import "ios/chrome/browser/ui/suggestions/suggestions_item.h"
+
+// Actions protocol for the SuggestionsViewController. This protocol will handle
+// the actions sent by the the CollectionViewController.
+@protocol SuggestionsActions
+
+- (void)addItem;
+
+@end
+
+// Data Source for the SuggestionsViewController.
+@protocol SuggestionsDataSource
+
+// Returns the height of the cell in |collectionView| at |indexPath|.
+- (CGFloat)collectionView:(UICollectionView*)collectionView
+    cellHeightAtIndexPath:(NSIndexPath*)indexPath;
+
+@end
+
+// CollectionViewController to display the suggestions items.
+@interface SuggestionsViewController
+    : CollectionViewController<SuggestionsItemActions>
+
+@property(nonatomic, assign) id<SuggestionsDataSource> dataSourceDelegate;
+@property(nonatomic, assign) id<SuggestionsActions> actionsDelegate;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_UI_SUGGESTIONS_SUGGESTIONS_VIEW_CONTROLLER_H_