Adding support for DOM3 KeyboardEvents Code in KeyboardEvents

Source/core/events/KeyboardEvent.cpp

Index: Source/core/events/KeyboardEvent.cpp
diff --git a/Source/core/events/KeyboardEvent.cpp b/Source/core/events/KeyboardEvent.cpp
index 8ddcf6b10b68eb2b80d8232c63322fa0a3c04f89..97a86decf98d12dbaca801aaf725bdabcf756d36 100644
--- a/Source/core/events/KeyboardEvent.cpp
+++ b/Source/core/events/KeyboardEvent.cpp
@@ -106,6 +106,7 @@ KeyboardEvent::KeyboardEvent(const PlatformKeyboardEvent& key, AbstractView* vie
                           true, true, view, 0, key.ctrlKey(), key.altKey(), key.shiftKey(), key.metaKey())
     , m_keyEvent(adoptPtr(new PlatformKeyboardEvent(key)))
     , m_keyIdentifier(key.keyIdentifier())
+    , m_code(key.code())
     , m_location(keyLocationCode(key))
     , m_isAutoRepeat(key.isAutoRepeat())
 {
@@ -121,10 +122,10 @@ KeyboardEvent::KeyboardEvent(const AtomicString& eventType, const KeyboardEventI
 }
 
 KeyboardEvent::KeyboardEvent(const AtomicString& eventType, bool canBubble, bool cancelable, AbstractView *view,
-                             const String &keyIdentifier,  unsigned location,
-                             bool ctrlKey, bool altKey, bool shiftKey, bool metaKey)
+    const String& keyIdentifier, const String& code, unsigned location, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey)

[Mike West, 2015/01/29 11:49:34]

Nit: Why reformat this?

[Habib Virji, 2015/01/29 12:24:14]

Since it was more than 4 spaces, pre-submit was giving error. 

     : UIEventWithKeyState(eventType, canBubble, cancelable, view, 0, ctrlKey, altKey, shiftKey, metaKey)
     , m_keyIdentifier(keyIdentifier)
+    , m_code(code)
     , m_location(location)
     , m_isAutoRepeat(false)
 {
@@ -135,8 +136,7 @@ KeyboardEvent::~KeyboardEvent()
 }
 
 void KeyboardEvent::initKeyboardEvent(const AtomicString& type, bool canBubble, bool cancelable, AbstractView* view,
-                                      const String &keyIdentifier, unsigned location,
-                                      bool ctrlKey, bool altKey, bool shiftKey, bool metaKey)
+    const String& keyIdentifier, unsigned location, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey)

[Mike West, 2015/01/29 11:49:34]

Nit: Why reformat this?

[Habib Virji, 2015/01/29 12:24:14]

Since it was more than 4 spaces, pre-submit was giving error. 

 {
     if (dispatched())
         return;