Debugger: Add a "use python dumper" setting

Change-Id: I8bed1a8641e5cf46f50f7c9fced9a1b6c01964ed
Reviewed-by: hjk <hjk@qt.io>
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@qt.io>
Reviewed-by: David Schulz <david.schulz@qt.io>

src/plugins/debugger/cdb/cdbengine.cpp

@@ -657,7 +657,8 @@ void CdbEngine::setupInferior()
                 + " maxStackDepth="
                 + action(MaximalStackDepth)->value().toString(), NoFlags});
 
-    runCommand({"print(sys.version)", ScriptCommand, CB(setupScripting)});
+    if (boolSetting(CdbUsePythonDumper))
+        runCommand({"print(sys.version)", ScriptCommand, CB(setupScripting)});
 
     runCommand({"pid", ExtensionCommand, [this](const DebuggerResponse &response) {
         // Fails for core dumps.

src/plugins/debugger/cdb/cdboptionspage.cpp

@@ -182,6 +182,7 @@ CdbOptionsPageWidget::CdbOptionsPageWidget(QWidget *parent)
     group.insert(action(CdbBreakOnCrtDbgReport), m_ui.breakCrtDbgReportCheckBox);
     group.insert(action(UseCdbConsole), m_ui.consoleCheckBox);
     group.insert(action(CdbBreakPointCorrection), m_ui.breakpointCorrectionCheckBox);
+    group.insert(action(CdbUsePythonDumper), m_ui.usePythonDumper);
     group.insert(action(IgnoreFirstChanceAccessViolation),
                  m_ui.ignoreFirstChanceAccessViolationCheckBox);
 

src/plugins/debugger/cdb/cdboptionspagewidget.ui

@@ -89,6 +89,13 @@
             </property>
            </widget>
           </item>
+          <item>
+           <widget class="QCheckBox" name="usePythonDumper">
+            <property name="text">
+             <string>Use Python dumper when available</string>
+            </property>
+           </widget>
+          </item>
          </layout>
         </widget>
        </item>

src/plugins/debugger/debuggeractions.cpp

@@ -226,6 +226,12 @@ DebuggerSettings::DebuggerSettings()
     item->setSettingsKey(cdbSettingsGroup, QLatin1String("BreakpointCorrection"));
     insertItem(CdbBreakPointCorrection, item);
 
+    item = new SavedAction(this);
+    item->setCheckable(true);
+    item->setDefaultValue(true);
+    item->setSettingsKey(cdbSettingsGroup, QLatin1String("UsePythonDumper"));
+    insertItem(CdbUsePythonDumper, item);
+
     item = new SavedAction(this);
     item->setCheckable(true);
     item->setDefaultValue(false);

src/plugins/debugger/debuggeractions.h

@@ -116,6 +116,7 @@ enum DebuggerActionCode
     CdbBreakOnCrtDbgReport,
     UseCdbConsole,
     CdbBreakPointCorrection,
+    CdbUsePythonDumper,
     IgnoreFirstChanceAccessViolation,
 
     // Gdb