[CRD iOS] Finish up the host list UI

remoting/ios/app/host_collection_header_view.h

Index: remoting/ios/app/host_collection_header_view.h
diff --git a/remoting/ios/app/host_collection_header_view.h b/remoting/ios/app/host_collection_header_view.h
new file mode 100644
index 0000000000000000000000000000000000000000..b8ad19f2c5e254f9fd2aecc3104a49952d031ecb
--- /dev/null
+++ b/remoting/ios/app/host_collection_header_view.h
@@ -0,0 +1,15 @@
+// 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 REMOTING_IOS_APP_HOST_COLLECTION_HEADER_VIEW_H_
+#define REMOTING_IOS_APP_HOST_COLLECTION_HEADER_VIEW_H_
+
+#import <UIKit/UIKit.h>
+
+// A simple view that displays a white text label on the collection view.
+@interface HostCollectionHeaderView : UICollectionReusableView
+@property(nonatomic) NSString* text;
+@end
+
+#endif  // REMOTING_IOS_APP_HOST_COLLECTION_HEADER_VIEW_H_