Debugger: Compile with QT_NO_CAST_FROM_ASCII.

(except gdbmi.cpp, name_demangler.cpp). Remove some unneeded
conversions, change some maps to take QByteArray keys.

Change-Id: I010f1251998a441fe5c8c87901b1e0c277c0391c
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/debugger/logwindow.h

@@ -33,6 +33,8 @@
 #ifndef DEBUGGER_LOGWINDOW_H
 #define DEBUGGER_LOGWINDOW_H
 
+#include "debuggerconstants.h"
+
 #include <QtGui/QWidget>
 
 QT_BEGIN_NAMESPACE
@@ -61,6 +63,9 @@ public:
 
     static bool writeLogContents(const QPlainTextEdit *editor, QWidget *parent = 0);
 
+    static QChar charForChannel(int channel);
+    static LogChannel channelForChar(QChar c);
+
 public slots:
     void clearContents();
     void sendCommand();