Fix tab settings for non-code files.

In the case when they are part of the project. The project's
EditorConfiguration had an wrongly initialized default editor setting.

Change-Id: If6e39ed3efca39d726c28b8278a059c8bbe7c3fc
Reviewed-by: Leandro Melo <leandro.melo@nokia.com>

src/plugins/projectexplorer/editorconfiguration.cpp

@@ -111,6 +111,8 @@ EditorConfiguration::EditorConfiguration() : d(new EditorConfigurationPrivate)
     d->m_defaultCodeStyle->setDelegatingPool(textEditorSettings->codeStylePool());
     d->m_defaultCodeStyle->setDisplayName(tr("Project", "Settings"));
     d->m_defaultCodeStyle->setId(kId);
+    d->m_defaultCodeStyle->setCurrentDelegate(d->m_useGlobal
+                    ? TextEditorSettings::instance()->codeStyle() : 0);
 }
 
 EditorConfiguration::~EditorConfiguration()