Make chromeos CUPS printing code namespaces consistent.

chrome/browser/chromeos/printing/ppd_provider_factory.h

Index: chrome/browser/chromeos/printing/ppd_provider_factory.h
diff --git a/chrome/browser/chromeos/printing/ppd_provider_factory.h b/chrome/browser/chromeos/printing/ppd_provider_factory.h
index f172147d992636a9820ccb3e90f2eae7e6a2e33e..a63b52b6cb82b9d6373ec623bf2d800b5a94ce9e 100644
--- a/chrome/browser/chromeos/printing/ppd_provider_factory.h
+++ b/chrome/browser/chromeos/printing/ppd_provider_factory.h
@@ -10,13 +10,11 @@
 class Profile;
 
 namespace chromeos {
-namespace printing {
 
 class PpdProvider;
 
-scoped_refptr<PpdProvider> CreateProvider(Profile* profile);
+scoped_refptr<PpdProvider> CreatePpdProvider(Profile* profile);
 
-}  // namespace printing
-}  // namsepace chromeos
+}  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_PRINTING_PPD_PROVIDER_FACTORY_H_