Add new keycodes for the convenience of Japanese IMEs

Change-Id: Ibd308cef11261147856258595f6ca0137e03e05c

include/ui/KeycodeLabels.h

@@ -116,6 +116,8 @@ static const KeycodeLabel KEYCODES[] = {
     { "MUTE", 91 },
     { "PAGE_UP", 92 },
     { "PAGE_DOWN", 93 },
+    { "PICTSYMBOLS", 94 },
+    { "SWITCH_CHARSET", 95 },
 
     // NOTE: If you add a new keycode here you must also add it to:
     //   (enum KeyCode, in this file)
@@ -222,7 +224,9 @@ typedef enum KeyCode {
     kKeyCodeForward = 90,
     kKeyCodeMute = 91,
     kKeyCodePageUp = 92,
-    kKeyCodePageDown = 93
+    kKeyCodePageDown = 93,
+    kKeyCodePictSymbols = 94,
+    kKeyCodeSwitchCharset = 95
 } KeyCode;
 
 static const KeycodeLabel FLAGS[] = {