Port views::KeyEvent functions to aura::KeyEvent.

ui/aura/event.h

Index: ui/aura/event.h
diff --git a/ui/aura/event.h b/ui/aura/event.h
index 33ade739d8ef11caf0995c08b2244adc0ce639aa..e01e6c25423d323c098a5f380d7ec9a99c11afd9 100644
--- a/ui/aura/event.h
+++ b/ui/aura/event.h
@@ -150,6 +150,23 @@ class AURA_EXPORT KeyEvent : public Event {
            ui::KeyboardCode key_code,
            int flags);
 
+  // These setters allow an I18N virtual keyboard to fabricate a keyboard event
+  // which does not have a corresponding ui::KeyboardCode (example: U+00E1 Latin
+  // small letter A with acute, U+0410 Cyrillic capital letter A.)
+  // GetCharacter() and GetUnmodifiedCharacter() return the character.
+  void set_character(uint16 character) { character_ = character; }
+  void set_unmodified_character(uint16 unmodified_character) {
+    unmodified_character_ = unmodified_character;
+  }
+
+  // Gets the character generated by this key event. It only supports Unicode
+  // BMP characters.
+  uint16 GetCharacter() const;
+
+  // Gets the character generated by this key event ignoring concurrently-held
+  // modifiers (except shift).
+  uint16 GetUnmodifiedCharacter() const;
+
   ui::KeyboardCode key_code() const { return key_code_; }
   bool is_char() const { return is_char_; }
 
@@ -158,6 +175,9 @@ class AURA_EXPORT KeyEvent : public Event {
   // True if this is a translated character event (vs. a raw key down). Both
   // share the same type: ui::ET_KEY_PRESSED.
   bool is_char_;
+
+  uint16 character_;
+  uint16 unmodified_character_;
 };
 
 }  // namespace aura