content: use string16 in ViewHostMsg_AddMessageToConsole

BUG=23581

Review URL: http://codereview.chromium.org/7598020

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@95914 0039d316-1c4b-4281-b951-d872f2087c98

content/browser/renderer_host/render_view_host.cc

@@ -1083,9 +1083,9 @@ void RenderViewHost::OnTakeFocus(bool reverse) {
 }
 
 void RenderViewHost::OnAddMessageToConsole(int32 level,
-                                           const std::wstring& message,
+                                           const string16& message,
                                            int32 line_no,
-                                           const std::wstring& source_id) {
+                                           const string16& source_id) {
   // Pass through log level only on WebUI pages to limit console spew.
   int32 resolved_level =
       BindingsPolicy::is_web_ui_enabled(enabled_bindings_) ? level : 0;

content/browser/renderer_host/render_view_host.h

@@ -446,9 +446,9 @@ class RenderViewHost : public RenderWidgetHost {
   void OnTargetDropACK();
   void OnTakeFocus(bool reverse);
   void OnAddMessageToConsole(int32 level,
-                             const std::wstring& message,
+                             const string16& message,
                              int32 line_no,
-                             const std::wstring& source_id);
+                             const string16& source_id);
   void OnUpdateInspectorSetting(const std::string& key,
                                 const std::string& value);
   void OnMsgShouldCloseACK(bool proceed);

content/common/view_messages.h

@@ -1758,9 +1758,9 @@ IPC_MESSAGE_ROUTED0(ViewHostMsg_ImeCancelComposition)
 // or debugger UI.
 IPC_MESSAGE_ROUTED4(ViewHostMsg_AddMessageToConsole,
                     int32, /* log level */
-                    std::wstring, /* msg */
+                    string16, /* msg */
                     int32, /* line number */
-                    std::wstring /* source id */)
+                    string16 /* source id */)
 
 // Sent by the renderer process to indicate that a plugin instance has
 // crashed.

content/renderer/render_view.cc

@@ -1432,9 +1432,9 @@ void RenderView::didAddMessageToConsole(
 
   Send(new ViewHostMsg_AddMessageToConsole(routing_id_,
                                            static_cast<int32>(log_severity),
-                                           UTF16ToWideHack(message.text),
+                                           message.text,
                                            static_cast<int32>(source_line),
-                                           UTF16ToWideHack(source_name)));
+                                           source_name));
 }
 
 void RenderView::printPage(WebFrame* frame) {