remove useless code

--tty + outputcollector, working dir and environment setup make sense
only for living local debuggees.

src/plugins/debugger/gdb/attachgdbadapter.cpp

@@ -78,18 +78,6 @@ void AttachGdbAdapter::startAdapter()
     gdbArgs.prepend(_("mi"));
     gdbArgs.prepend(_("-i"));
 
-    if (!m_engine->m_outputCollector.listen()) {
-        emit adapterStartFailed(tr("Cannot set up communication with child process: %1")
-                .arg(m_engine->m_outputCollector.errorString()), QString());
-        return;
-    }
-    gdbArgs.prepend(_("--tty=") + m_engine->m_outputCollector.serverName());
-
-    if (!startParameters().workingDir.isEmpty())
-        setWorkingDirectory(startParameters().workingDir);
-    if (!startParameters().environment.isEmpty())
-        setEnvironment(startParameters().environment);
-
     QString location = theDebuggerStringSetting(GdbLocation);
     m_gdbProc.start(location, gdbArgs);
 }

src/plugins/debugger/gdb/coregdbadapter.cpp

@@ -78,18 +78,6 @@ void CoreGdbAdapter::startAdapter()
     gdbArgs.prepend(_("mi"));
     gdbArgs.prepend(_("-i"));
 
-    if (!m_engine->m_outputCollector.listen()) {
-        emit adapterStartFailed(tr("Cannot set up communication with child process: %1")
-                .arg(m_engine->m_outputCollector.errorString()), QString());
-        return;
-    }
-    gdbArgs.prepend(_("--tty=") + m_engine->m_outputCollector.serverName());
-
-    if (!startParameters().workingDir.isEmpty())
-        setWorkingDirectory(startParameters().workingDir);
-    if (!startParameters().environment.isEmpty())
-        setEnvironment(startParameters().environment);
-
     QString location = theDebuggerStringSetting(GdbLocation);
     m_gdbProc.start(location, gdbArgs);
 }

src/plugins/debugger/gdb/remotegdbadapter.cpp

@@ -86,18 +86,6 @@ void RemoteGdbAdapter::startAdapter()
     gdbArgs.prepend(_("mi"));
     gdbArgs.prepend(_("-i"));
 
-//    if (!m_engine->m_outputCollector.listen()) {
-//        emit adapterStartFailed(tr("Cannot set up communication with child process: %1")
-//                .arg(m_engine->m_outputCollector.errorString()));
-//        return;
-//    }
-//    gdbArgs.prepend(_("--tty=") + m_engine->m_outputCollector.serverName());
-
-    if (!startParameters().workingDir.isEmpty())
-        setWorkingDirectory(startParameters().workingDir);
-    if (!startParameters().environment.isEmpty())
-        setEnvironment(startParameters().environment);
-
     QString location = theDebuggerStringSetting(GdbLocation);
 
     // FIXME: make asynchroneous
@@ -106,10 +94,6 @@ void RemoteGdbAdapter::startAdapter()
         m_engine->showStatusMessage(_("No server start script given. "
             "Assuming server runs already."));
     } else {
-        if (!startParameters().workingDir.isEmpty())
-            m_uploadProc.setWorkingDirectory(startParameters().workingDir);
-        if (!startParameters().environment.isEmpty())
-            m_uploadProc.setEnvironment(startParameters().environment);
         m_uploadProc.start(_("/bin/sh ") + startParameters().serverStartScript);
         m_uploadProc.waitForStarted();
     }