ConsoleProcess: Uniform the common interface of QtcProcess

This is a preliminary step before merging ConsoleProcess
into QtcProcess.

Remove unused stubStarted() and stupStopped() signals.

Change-Id: I3b508fa9fb0ff243355f91fd79bc40f8db1c9a82
Reviewed-by: hjk <hjk@qt.io>

src/libs/utils/consoleprocess.cpp

@@ -752,7 +752,6 @@ void ConsoleProcess::stubServerShutdown()
 void ConsoleProcess::stubConnectionAvailable()
 {
     d->m_stubConnected = true;
-    emit stubStarted();
 
     if (d->m_stubConnectTimer) {
         delete d->m_stubConnectTimer;
@@ -865,7 +864,6 @@ void ConsoleProcess::stubExited()
     if (d->m_appPid)
         finish(-1, QProcess::CrashExit);
 #endif
-    emit stubStopped();
 }
 
 void ConsoleProcess::detachStub()

src/libs/utils/consoleprocess.h

@@ -119,10 +119,6 @@ signals:
     void started();
     void finished();
 
-    // These reflect the state of the console+stub
-    void stubStarted();
-    void stubStopped();
-
 private:
     void stubConnectionAvailable();
     void readStubOutput();