Creates the Suggestions UI

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

+// 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.
+
+#import "ios/chrome/browser/ui/suggestions/suggestions_view_controller.h"
+
+#import "ios/chrome/browser/ui/collection_view/cells/MDCCollectionViewCell+Chrome.h"
+#import "ios/chrome/browser/ui/collection_view/cells/collection_view_item.h"
+#import "ios/chrome/browser/ui/collection_view/collection_view_model.h"
+#import "ios/chrome/browser/ui/suggestions/suggestions_commands.h"
+#import "ios/chrome/browser/ui/suggestions/suggestions_item_actions.h"
+
+#if !defined(__has_feature) || !__has_feature(objc_arc)
+#error "This file requires ARC support."
+#endif
+
+@interface SuggestionsViewController ()<SuggestionsItemActions>
+
+@end
+
+@implementation SuggestionsViewController
+
+@synthesize suggestionCommandHandler = _suggestionCommandHandler;
+
+#pragma mark - UIViewController
+
+- (void)viewDidLoad {
+  [super viewDidLoad];
+
+  self.collectionView.delegate = self;
+  self.styler.cellStyle = MDCCollectionViewCellStyleCard;
+}
+
+#pragma mark - MDCCollectionViewStylingDelegate
+
+- (CGFloat)collectionView:(UICollectionView*)collectionView
+    cellHeightAtIndexPath:(NSIndexPath*)indexPath {
+  CollectionViewItem* item =
+      [self.collectionViewModel itemAtIndexPath:indexPath];
+  UIEdgeInsets inset = [self collectionView:collectionView
+                                     layout:collectionView.collectionViewLayout
+                     insetForSectionAtIndex:indexPath.section];
+
+  return [MDCCollectionViewCell
+      cr_preferredHeightForWidth:CGRectGetWidth(self.view.bounds) - inset.left -

[lpromero, 2017/01/10 15:51:27]

I'd rather compute from the collection view:
CGRectGetWidth(collectionView.bounds).

[gambard, 2017/01/10 16:56:35]

Done.

+                                 inset.right
+                         forItem:item];
+}
+
+#pragma mark - SuggestionsItemActions
+
+- (void)addItem:(id)sender {
+  [self.suggestionCommandHandler addEmptyItem];
+}
+
+@end