Revise ui::DomKey to unify character and non-character codes.

ui/keyboard/keyboard_util.cc

 // Copyright (c) 2013 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.
 
 #include "ui/keyboard/keyboard_util.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
@@ skipping 20 matching lines @@
 #include "url/gurl.h"
 
 namespace {
 
 const char kKeyDown[] ="keydown";
 const char kKeyUp[] = "keyup";
 
 void SendProcessKeyEvent(ui::EventType type,
                          aura::WindowTreeHost* host) {
   ui::KeyEvent event(type, ui::VKEY_PROCESSKEY, ui::DomCode::NONE,
-                     ui::EF_IS_SYNTHESIZED, ui::DomKey::PROCESS, 0,
+                     ui::EF_IS_SYNTHESIZED, ui::DomKey::PROCESS,
                      ui::EventTimeForNow());
   ui::EventDispatchDetails details =
       host->event_processor()->OnEventFromSource(&event);
   CHECK(!details.dispatcher_destroyed);
 }
 
 base::LazyInstance<base::Time> g_keyboard_load_time_start =
     LAZY_INSTANCE_INITIALIZER;
 
 bool g_accessibility_keyboard_enabled = false;
@@ skipping 194 matching lines @@
 
   if (swipe_direction & kCursorMoveUp)
     domcodey = ui::DomCode::ARROW_UP;
   else if (swipe_direction & kCursorMoveDown)
     domcodey = ui::DomCode::ARROW_DOWN;
 
   // First deal with the x movement.
   if (domcodex != ui::DomCode::NONE) {
     ui::KeyboardCode codex = ui::VKEY_UNKNOWN;
     ui::DomKey domkeyx = ui::DomKey::NONE;
-    base::char16 cx;
-    ignore_result(DomCodeToUsLayoutMeaning(domcodex, ui::EF_NONE, &domkeyx,
-                                           &cx, &codex));
+    ignore_result(DomCodeToUsLayoutDomKey(domcodex, ui::EF_NONE, &domkeyx,
+                                          &codex));
     ui::KeyEvent press_event(ui::ET_KEY_PRESSED, codex, domcodex,
-                             modifier_flags, domkeyx, cx,
+                             modifier_flags, domkeyx,
                              ui::EventTimeForNow());
     ui::EventDispatchDetails details =
         host->event_processor()->OnEventFromSource(&press_event);
     CHECK(!details.dispatcher_destroyed);
     ui::KeyEvent release_event(ui::ET_KEY_RELEASED, codex, domcodex,
-                               modifier_flags, domkeyx, cx,
+                               modifier_flags, domkeyx,
                                ui::EventTimeForNow());
     details = host->event_processor()->OnEventFromSource(&release_event);
     CHECK(!details.dispatcher_destroyed);
   }
 
   // Then deal with the y movement.
   if (domcodey != ui::DomCode::NONE) {
     ui::KeyboardCode codey = ui::VKEY_UNKNOWN;
     ui::DomKey domkeyy = ui::DomKey::NONE;
-    base::char16 cy;
-    ignore_result(DomCodeToUsLayoutMeaning(domcodey, ui::EF_NONE, &domkeyy,
-                                           &cy, &codey));
+    ignore_result(DomCodeToUsLayoutDomKey(domcodey, ui::EF_NONE, &domkeyy,
+                                          &codey));
     ui::KeyEvent press_event(ui::ET_KEY_PRESSED, codey, domcodey,
-                             modifier_flags, domkeyy, cy,
+                             modifier_flags, domkeyy,
                              ui::EventTimeForNow());
     ui::EventDispatchDetails details =
         host->event_processor()->OnEventFromSource(&press_event);
     CHECK(!details.dispatcher_destroyed);
     ui::KeyEvent release_event(ui::ET_KEY_RELEASED, codey, domcodey,
-                               modifier_flags, domkeyy, cy,
+                               modifier_flags, domkeyy,
                                ui::EventTimeForNow());
     details = host->event_processor()->OnEventFromSource(&release_event);
     CHECK(!details.dispatcher_destroyed);
   }
   return true;
 }
 
 bool SendKeyEvent(const std::string type,
                   int key_value,
                   int key_code,
@@ skipping 178 matching lines @@
 }
 
 void LogKeyboardControlEvent(KeyboardControlEvent event) {
   UMA_HISTOGRAM_ENUMERATION(
       "VirtualKeyboard.KeyboardControlEvent",
       event,
       keyboard::KEYBOARD_CONTROL_MAX);
 }
 
 }  // namespace keyboard