Some code style cleanup under src/app.

app/resource_bundle.cc

 // Copyright (c) 2006-2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "app/resource_bundle.h"
 
 #include "app/gfx/font.h"
 #include "base/gfx/png_decoder.h"
 #include "base/logging.h"
 #include "base/string_piece.h"
@@ skipping 169 matching lines @@
     *medium_bold_font_ =
         base_font_->DeriveFont(3, base_font_->style() | gfx::Font::BOLD);
 
     large_font_.reset(new gfx::Font());
     *large_font_ = base_font_->DeriveFont(8);
   }
 }
 
 gfx::Font ResourceBundle::GetFont(FontStyle style) {
   LoadFontsIfNecessary();
-  switch(style) {
+  switch (style) {
     case SmallFont:
       return *small_font_;
     case MediumFont:
       return *medium_font_;
     case MediumBoldFont:
       return *medium_bold_font_;
     case LargeFont:
       return *large_font_;
     default:
       return *base_font_;
   }
 }