VcsCommand: Remove internal terminate() signal

This signal was emitted only from cancel() method and
used only when runCommand() was called. However, with
just 2 public usages of cancel() no-one was used
in conjunction with runCommand(). So, this signal is
no-op.

Change-Id: I2541c6498928d313faafc2fbe47ab609393486d1
Reviewed-by: Orgad Shaneh <orgads@gmail.com>

src/plugins/vcsbase/vcscommand.cpp

@@ -363,11 +363,9 @@ void VcsCommand::cancel()
         // TODO: we may want to call cancel here...
         d->m_process->stop();
         // TODO: we may want to not wait here...
-        // However, VcsBaseDiffEditorController::runCommand() relies on getting finished() signal
         d->m_process->waitForFinished();
         d->m_process.reset();
     }
-    emit terminate();
 }
 
 QString VcsCommand::cleanedStdOut() const
@@ -394,13 +392,7 @@ CommandResult VcsCommand::runCommand(const CommandLine &command, int timeoutS)
     d->setupProcess(&process, {command, timeoutS, d->m_defaultWorkingDirectory, {}});
 
     const EventLoopMode eventLoopMode = d->eventLoopMode();
-    if (eventLoopMode == EventLoopMode::On) {
-        connect(this, &VcsCommand::terminate, &process, [&process] {
-            process.stop();
-            process.waitForFinished();
-        });
-        process.setTimeOutMessageBoxEnabled(true);
-    }
+    process.setTimeOutMessageBoxEnabled(eventLoopMode == EventLoopMode::On);
     process.runBlocking(eventLoopMode);
     d->handleDone(&process);
 

src/plugins/vcsbase/vcscommand.h

@@ -125,8 +125,6 @@ signals:
     void stdErrText(const QString &);
     void done();
 
-    void terminate(); // Internal
-
     void append(const QString &text);
     void appendSilently(const QString &text);
     void appendError(const QString &text);