Adding the iOS app and integration example with GlRenderer.

remoting/client/ios/display/gl_display_handler.h

Index: remoting/client/ios/display/gl_display_handler.h
diff --git a/remoting/client/ios/display/gl_display_handler.h b/remoting/client/ios/display/gl_display_handler.h
new file mode 100644
index 0000000000000000000000000000000000000000..39aad3edc395b432bf948fca8f2c227152d11279
--- /dev/null
+++ b/remoting/client/ios/display/gl_display_handler.h
@@ -0,0 +1,32 @@
+// 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_CLIENT_IOS_DISPLAY_GL_DISPLAY_HANDLER_H_
+#define REMOTING_CLIENT_IOS_DISPLAY_GL_DISPLAY_HANDLER_H_
+
+#import "remoting/client/display/sys_opengl.h"
+#include "remoting/client/client_context.h"
+#include "remoting/protocol/frame_consumer.h"
+#include "remoting/protocol/video_renderer.h"
+
+namespace remoting {
+namespace ios {
+
+class AppRuntime;
+
+}  // namespace ios
+}  // namespace remoting
+
+@interface GlDisplayHandler : NSObject {
+}
+
+- (id)initWithRuntime:(remoting::ios::AppRuntime*)runtime;
+
+- (void)created;
+- (void)glkView:(GLKView*)view drawInRect:(CGRect)rect;
+- (std::unique_ptr<remoting::protocol::VideoRenderer>)CreateVideoRenderer;
+
+@end
+
+#endif  // REMOTING_CLIENT_IOS_DISPLAY_GL_DISPLAY_HANDLER_H_