SVN: Save description as utf-8 string

We tell SVN that the file is utf-8, so we need to make sure we save it as
such.

Task-number: QTCREATORBUG-13979
Change-Id: I49edf477bf80c6b21cd99bc86fbd2555d7181a0b
Reviewed-by: Orgad Shaneh <orgads@gmail.com>

src/plugins/subversion/subversionsubmiteditor.cpp

@@ -28,7 +28,6 @@
 **
 ****************************************************************************/
 
-
 #include "subversionsubmiteditor.h"
 
 #include <coreplugin/idocument.h>
@@ -56,3 +55,14 @@ void SubversionSubmitEditor::setStatusList(const QList<StatusFilePair> &statusOu
     // checkScriptWorkingDirectory property is fine (at this point it was set by SubversionPlugin)
     setFileModel(model, this->checkScriptWorkingDirectory());
 }
+
+QByteArray SubversionSubmitEditor::fileContents() const
+{
+    return description().toUtf8();
+}
+
+bool SubversionSubmitEditor::setFileContents(const QByteArray &contents)
+{
+    setDescription(QString::fromUtf8(contents));
+    return true;
+}

src/plugins/subversion/subversionsubmiteditor.h

@@ -50,6 +50,9 @@ public:
     typedef QPair<QString, QString> StatusFilePair;
 
     void setStatusList(const QList<StatusFilePair> &statusOutput);
+
+    QByteArray fileContents() const;
+    bool setFileContents(const QByteArray &contents);
 };
 
 } // namespace Internal