ProjectExplorer: Streamline OutputFormatter creation a bit

Note that the concept of a single monolithic OutputFormatter per
RunConfiguration (and why RunConfiguration, not RunControl to start
with?) is unchanged and suboptimal as one cannot easily combine
existing use cases, e.g. Python_and_Qt.

Change-Id: Ibeb8191020387324f22ed313230293597f96e36a
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>

src/plugins/ios/iosrunconfiguration.cpp

@@ -97,6 +97,7 @@ IosRunConfiguration::IosRunConfiguration(Target *target)
     : RunConfiguration(target, Constants::IOS_RC_ID_PREFIX)
 {
     addExtraAspect(new ArgumentsAspect(this, "Ios.run_arguments"));
+    setOutputFormatter<QtSupport::QtOutputFormatter>();
 
     connect(DeviceManager::instance(), &DeviceManager::updated,
             this, &IosRunConfiguration::deviceChanges);
@@ -115,11 +116,6 @@ QWidget *IosRunConfiguration::createConfigurationWidget()
     return new IosRunConfigurationWidget(this);
 }
 
-OutputFormatter *IosRunConfiguration::createOutputFormatter() const
-{
-    return new QtSupport::QtOutputFormatter(target()->project());
-}
-
 QString IosRunConfiguration::commandLineArguments() const
 {
     return extraAspect<ArgumentsAspect>()->arguments();

src/plugins/ios/iosrunconfiguration.h

@@ -47,7 +47,6 @@ public:
     explicit IosRunConfiguration(ProjectExplorer::Target *target);
 
     QWidget *createConfigurationWidget() override;
-    Utils::OutputFormatter *createOutputFormatter() const override;
     IosDeployStep *deployStep() const;
 
     QString commandLineArguments() const;