Removed superfluous indenting while rewriting QML one-liners;

src/plugins/qmldesigner/core/filemanager/addpropertyvisitor.cpp

@@ -150,6 +150,7 @@ void AddPropertyVisitor::addInMembers(QmlJS::AST::UiObjectInitializer *initializ
         newPropertyTemplate.prepend(QLatin1Char(' '));
         if (needsTrailingSemicolon)
             newPropertyTemplate.append(QLatin1Char(';'));
+        depth = 0;
     } else {
         newPropertyTemplate.prepend(QLatin1Char('\n'));
     }

src/plugins/qmldesigner/core/filemanager/qmlrewriter.cpp

@@ -98,6 +98,9 @@ unsigned QMLRewriter::calculateIndentDepth(const SourceLocation &position) const
 
 QString QMLRewriter::addIndentation(const QString &text, unsigned depth)
 {
+    if (depth == 0)
+        return text;
+
     const QString indentation(depth, QLatin1Char(' '));
 
     if (text.isEmpty())