Cdb: Update locals via doUpdateLocals form DebuggerEngine.

Change-Id: I2178e4d787a4d6811bbe5c6baddd23013954e53f
Reviewed-by: hjk <hjk@theqtcompany.com>

src/plugins/debugger/cdb/cdbengine.cpp

@@ -1406,8 +1406,9 @@ void CdbEngine::activateFrame(int index)
     updateLocals();
 }
 
-void CdbEngine::updateLocals()
+void CdbEngine::doUpdateLocals(const UpdateParameters &updateParameters)
 {
+    Q_UNUSED(updateParameters)
     typedef QHash<QByteArray, int> WatcherHash;
 
     const int frameIndex = stackHandler()->currentIndex();
@@ -1420,7 +1421,6 @@ void CdbEngine::updateLocals()
         watchHandler()->removeAllData();
         return;
     }
-    watchHandler()->resetValueCache();
     /* Watchers: Forcibly discard old symbol group as switching from
      * thread 0/frame 0 -> thread 1/assembly -> thread 0/frame 0 will otherwise re-use it
      * and cause errors as it seems to go 'stale' when switching threads.
@@ -1469,7 +1469,6 @@ void CdbEngine::updateLocals()
 
     // Required arguments: frame
     str << blankSeparator << frameIndex;
-    watchHandler()->notifyUpdateStarted();
     postExtensionCommand("locals", arguments, 0,
                          [this](const CdbResponse &r) { handleLocals(r, true); });
 }

src/plugins/debugger/cdb/cdbengine.h

@@ -247,7 +247,7 @@ private:
     void handleAdditionalQmlStack(const CdbResponse &response);
     NormalizedSourceFileName sourceMapNormalizeFileNameFromDebugger(const QString &f);
     void updateLocalVariable(const QByteArray &iname);
-    void updateLocals();
+    void doUpdateLocals(const UpdateParameters &params) override;
     void updateAll() override;
     int elapsedLogTime() const;
     void addLocalsOptions(ByteArrayInputStream &s) const;