Use WebWidget from the WebKit API. This change also makes...

chrome/common/webkit_param_traits.h

Index: chrome/common/webkit_param_traits.h
===================================================================
--- chrome/common/webkit_param_traits.h	(revision 20851)
+++ chrome/common/webkit_param_traits.h	(working copy)
@@ -25,10 +25,12 @@
 
 #include "chrome/common/ipc_message_utils.h"
 #include "webkit/api/public/WebCache.h"
+#include "webkit/api/public/WebCompositionCommand.h"
 #include "webkit/api/public/WebConsoleMessage.h"
 #include "webkit/api/public/WebFindOptions.h"
 #include "webkit/api/public/WebInputEvent.h"
 #include "webkit/api/public/WebScreenInfo.h"
+#include "webkit/api/public/WebTextDirection.h"
 
 namespace IPC {
 
@@ -95,6 +97,24 @@
 };
 
 template <>
+struct ParamTraits<WebKit::WebCompositionCommand> {
+  typedef WebKit::WebCompositionCommand param_type;
+  static void Write(Message* m, const param_type& p) {
+    WriteParam(m, static_cast<int>(p));
+  }
+  static bool Read(const Message* m, void** iter, param_type* r) {
+    int value;
+    if (!ReadParam(m, iter, &value))
+      return false;
+    *r = static_cast<param_type>(value);
+    return true;
+  }
+  static void Log(const param_type& p, std::wstring* l) {
+    LogParam(static_cast<int>(p), l);
+  }
+};
+
+template <>
 struct ParamTraits<WebKit::WebConsoleMessage::Level> {
   typedef WebKit::WebConsoleMessage::Level param_type;
   static void Write(Message* m, const param_type& p) {
@@ -264,6 +284,24 @@
   }
 };
 
+template <>
+struct ParamTraits<WebKit::WebTextDirection> {
+  typedef WebKit::WebTextDirection param_type;
+  static void Write(Message* m, const param_type& p) {
+    WriteParam(m, static_cast<int>(p));
+  }
+  static bool Read(const Message* m, void** iter, param_type* r) {
+    int value;
+    if (!ReadParam(m, iter, &value))
+      return false;
+    *r = static_cast<param_type>(value);
+    return true;
+  }
+  static void Log(const param_type& p, std::wstring* l) {
+    LogParam(static_cast<int>(p), l);
+  }
+};
+
 }  // namespace IPC
 
 #endif  // CHROME_COMMON_WEBKIT_PARAM_TRAITS_H_