debgugger: fix crash when opening memory editor through register values
debgugger: fix crash when opening memory editor through register values

Task-number: QTCREATORBUG-6430
Change-Id: I92edba9e4564bbdff6babc548d49e9ba36bc3b77
Reviewed-by: Friedemann Kleint <1b9f2592239daaec4856ccc1cfb4d2d55b35fb71@nokia.com>

darksylinc/qt-creator,Distrotech/qtcreator,richardmg/qtcreator,AltarBeastiful/qt-creator,darksylinc/qt-creator,ostash/qt-creator-i18n-uk,Distrotech/qtcreator,danimo/qt-creator,xianian/qt-creator,darksylinc/qt-creator,ostash/qt-creator-i18n-uk,amyvmiwei/qt-creator,farseerri/git_code,Distrotech/qtcreator,colede/qtcreator,jonnor/qt-creator,martyone/sailfish-qtcreator,KDE/android-qt-creator,KDAB/KDAB-Creator,jonnor/qt-creator,farseerri/git_code,danimo/qt-creator,jonnor/qt-creator,maui-packages/qt-creator,farseerri/git_code,colede/qtcreator,martyone/sailfish-qtcreator,azat/qtcreator,amyvmiwei/qt-creator,maui-packages/qt-creator,farseerri/git_code,xianian/qt-creator,jonnor/qt-creator,xianian/qt-creator,kuba1/qtcreator,syntheticpp/qt-creator,maui-packages/qt-creator,jonnor/qt-creator,ostash/qt-creator-i18n-uk,amyvmiwei/qt-creator,bakaiadam/collaborative_qt_creator,KDE/android-qt-creator,azat/qtcreator,kuba1/qtcreator,danimo/qt-creator,kuba1/qtcreator,syntheticpp/qt-creator,ostash/qt-creator-i18n-uk,kuba1/qtcreator,KDE/android-qt-creator,danimo/qt-creator,darksylinc/qt-creator,KDAB/KDAB-Creator,maui-packages/qt-creator,amyvmiwei/qt-creator,martyone/sailfish-qtcreator,KDE/android-qt-creator,malikcjm/qtcreator,malikcjm/qtcreator,omniacreator/qtcreator,syntheticpp/qt-creator,duythanhphan/qt-creator,darksylinc/qt-creator,danimo/qt-creator,jonnor/qt-creator,bakaiadam/collaborative_qt_creator,duythanhphan/qt-creator,richardmg/qtcreator,duythanhphan/qt-creator,malikcjm/qtcreator,amyvmiwei/qt-creator,AltarBeastiful/qt-creator,xianian/qt-creator,duythanhphan/qt-creator,xianian/qt-creator,xianian/qt-creator,kuba1/qtcreator,hdweiss/qt-creator-visualizer,omniacreator/qtcreator,richardmg/qtcreator,AltarBeastiful/qt-creator,xianian/qt-creator,farseerri/git_code,Distrotech/qtcreator,KDAB/KDAB-Creator,danimo/qt-creator,kuba1/qtcreator,Distrotech/qtcreator,darksylinc/qt-creator,xianian/qt-creator,AltarBeastiful/qt-creator,ostash/qt-creator-i18n-uk,KDE/android-qt-creator,azat/qtcreator,danimo/qt-creator,malikcjm/qtcreator,malikcjm/qtcreator,azat/qtcreator,amyvmiwei/qt-creator,amyvmiwei/qt-creator,darksylinc/qt-creator,KDAB/KDAB-Creator,hdweiss/qt-creator-visualizer,farseerri/git_code,KDAB/KDAB-Creator,KDE/android-qt-creator,bakaiadam/collaborative_qt_creator,colede/qtcreator,syntheticpp/qt-creator,KDE/android-qt-creator,martyone/sailfish-qtcreator,omniacreator/qtcreator,ostash/qt-creator-i18n-uk,omniacreator/qtcreator,hdweiss/qt-creator-visualizer,colede/qtcreator,syntheticpp/qt-creator,farseerri/git_code,colede/qtcreator,AltarBeastiful/qt-creator,Distrotech/qtcreator,richardmg/qtcreator,danimo/qt-creator,maui-packages/qt-creator,AltarBeastiful/qt-creator,colede/qtcreator,AltarBeastiful/qt-creator,hdweiss/qt-creator-visualizer,azat/qtcreator,duythanhphan/qt-creator,omniacreator/qtcreator,bakaiadam/collaborative_qt_creator,duythanhphan/qt-creator,hdweiss/qt-creator-visualizer,maui-packages/qt-creator,omniacreator/qtcreator,kuba1/qtcreator,darksylinc/qt-creator,martyone/sailfish-qtcreator,maui-packages/qt-creator,bakaiadam/collaborative_qt_creator,danimo/qt-creator,richardmg/qtcreator,azat/qtcreator,kuba1/qtcreator,richardmg/qtcreator,syntheticpp/qt-creator,bakaiadam/collaborative_qt_creator,martyone/sailfish-qtcreator,malikcjm/qtcreator,amyvmiwei/qt-creator,kuba1/qtcreator,omniacreator/qtcreator,richardmg/qtcreator,syntheticpp/qt-creator,duythanhphan/qt-creator,bakaiadam/collaborative_qt_creator,KDAB/KDAB-Creator,farseerri/git_code,malikcjm/qtcreator,martyone/sailfish-qtcreator,KDE/android-qt-creator,xianian/qt-creator,AltarBeastiful/qt-creator,ostash/qt-creator-i18n-uk,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,Distrotech/qtcreator,colede/qtcreator,hdweiss/qt-creator-visualizer