Remove braces for single lines of conditions

#!/usr/bin/env ruby

Dir.glob('**/*.cpp') { |file|
  # skip ast (excluding paste, astpath, and canv'ast'imer)
  next if file =~ /ast[^eip]|keywords\.|qualifiers|preprocessor|names.cpp/i
  s = File.read(file)
  next if s.include?('qlalr')
  orig = s.dup
  s.gsub!(/\n *if [^\n]*{\n[^\n]*\n\s+}(\s+else if [^\n]* {\n[^\n]*\n\s+})*(\s+else {\n[^\n]*\n\s+})?\n/m) { |m|
    res = $&
    if res =~ /^\s*(\/\/|[A-Z_]{3,})/ # C++ comment or macro (Q_UNUSED, SDEBUG), do not touch braces
      res
    else
      res.gsub!('} else', 'else')
      res.gsub!(/\n +} *\n/m, "\n")
      res.gsub(/ *{$/, '')
    end
  }
  s.gsub!(/ *$/, '')
  File.open(file, 'wb').write(s) if s != orig
}

Change-Id: I3b30ee60df0986f66c02132c65fc38a3fbb6bbdc
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/designer/qtdesignerformclasscodegenerator.cpp

@@ -201,9 +201,8 @@ bool QtDesignerFormClassCodeGenerator::generateCpp(const FormClassWizardParamete
     // Class declaration
     headerStr << '\n' << namespaceIndent << "class " << unqualifiedClassName
               << " : public " << formBaseClass;
-    if (generationParameters.embedding == Internal::InheritedUiClass) {
+    if (generationParameters.embedding == Internal::InheritedUiClass)
         headerStr << ", private " << uiClassName;
-    }
     headerStr << "\n{\n" << namespaceIndent << indent << "Q_OBJECT\n\n"
               << namespaceIndent << "public:\n"
               << namespaceIndent << indent << "explicit " << unqualifiedClassName << "(QWidget *parent = 0);\n";