[CRD iOS] Send key events to the session.

remoting/ios/client_keyboard.h

Index: remoting/ios/client_keyboard.h
diff --git a/remoting/ios/client_keyboard.h b/remoting/ios/client_keyboard.h
index c84612204065472078d220121cbe926f8120876e..8f7761cf25667c3e0a46954b6f708e03c6642a70 100644
--- a/remoting/ios/client_keyboard.h
+++ b/remoting/ios/client_keyboard.h
@@ -8,6 +8,11 @@
 #import <Foundation/Foundation.h>
 #import <UIKit/UIKit.h>
 
+@protocol ClientKeyboardDelegate<NSObject>
+- (void)clientKeyboardShouldSend:(NSString*)text;
+- (void)clientKeyboardShouldDelete;
+@end
+
 @interface ClientKeyboard : UIView<UIKeyInput, UITextInputTraits>
 
 @property(nonatomic) UIKeyboardAppearance keyboardAppearance;
@@ -16,6 +21,9 @@
 @property(nonatomic) UITextAutocorrectionType autocorrectionType;
 @property(nonatomic) UITextSpellCheckingType spellCheckingType;
 
+// This delegate is used to call back to handler key entry.
+@property(weak, nonatomic) id<ClientKeyboardDelegate> delegate;
+
 @end
 
 #endif  //  REMOTING_CLIENT_IOS_CLIENT_KEYBOARD_H_