Debugger: remove isEditorDebuggable

It was returning 'true' unconditionally for a while.

Change-Id: Ia99bdb3c525641f757dacbba148b68d677f4d632
Reviewed-by: hjk <hjk121@nokiamail.com>

src/plugins/debugger/watchutils.cpp

@@ -145,16 +145,6 @@ QDebug operator<<(QDebug d, const Scope &scope)
 namespace Debugger {
 namespace Internal {
 
-bool isEditorDebuggable(Core::IEditor *editor)
-{
-    // Only blacklist Qml. Whitelisting would fail on C++ code in files
-    // with strange names, more harm would be done this way.
-    //   IDocument *file = editor->document();
-    //   return !(file && file->mimeType() == "application/x-qml");
-    // Nowadays, even Qml is debuggable.
-    return editor;
-}
-
 QByteArray dotEscape(QByteArray str)
 {
     str.replace(' ', '.');