Creates the Suggestions UI

ios/showcase/suggestions/suggestions_coordinator.mm

Index: ios/showcase/suggestions/suggestions_coordinator.mm
diff --git a/ios/showcase/suggestions/suggestions_coordinator.mm b/ios/showcase/suggestions/suggestions_coordinator.mm
new file mode 100644
index 0000000000000000000000000000000000000000..473d1465195b4bab2c2d65081ecd671e669daeb2
--- /dev/null
+++ b/ios/showcase/suggestions/suggestions_coordinator.mm
@@ -0,0 +1,33 @@
+// 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/showcase/suggestions/suggestions_coordinator.h"
+
+#import "ios/chrome/browser/ui/suggestions/suggestions_view_controller.h"
+
+#if !defined(__has_feature) || !__has_feature(objc_arc)
+#error "This file requires ARC support."
+#endif
+
+@implementation SuggestionsCoordinator
+
+@synthesize baseViewController;
+
+#pragma mark - Coordinator
+
+- (void)start {
+  SuggestionsViewController* suggestion = [[SuggestionsViewController alloc]
+      initWithStyle:CollectionViewControllerStyleDefault];
+
+  suggestion.actionsDelegate = self;
+
+  [self.baseViewController pushViewController:suggestion animated:YES];
+}
+
+#pragma mark - SuggestionsActions
+
+- (void)addItem {

[marq (ping after 24h), 2017/01/10 13:46:25]

You can use showcase/core/protocol_alerter to catch and alert on all of the
methods for a protocol; no need for the coordinator itself to do it.

For sample usage see showcase/tab_grid/sc_tab_grid_coordinator.mm 

[gambard, 2017/01/10 14:50:35]

This will be used by the coordinator in the next CL.

+}
+
+@end