Revert 164120 - content/browser: Move more files into the content namespace.

content/browser/mime_registry_message_filter.h

Index: content/browser/mime_registry_message_filter.h
===================================================================
--- content/browser/mime_registry_message_filter.h	(revision 164121)
+++ content/browser/mime_registry_message_filter.h	(working copy)
@@ -8,14 +8,13 @@
 #include "base/file_path.h"
 #include "content/public/browser/browser_message_filter.h"
 
-namespace content {
-
-class MimeRegistryMessageFilter : public BrowserMessageFilter {
+class MimeRegistryMessageFilter : public content::BrowserMessageFilter {
  public:
   MimeRegistryMessageFilter();
 
-  virtual void OverrideThreadForMessage(const IPC::Message& message,
-                                        BrowserThread::ID* thread) OVERRIDE;
+  virtual void OverrideThreadForMessage(
+      const IPC::Message& message,
+      content::BrowserThread::ID* thread) OVERRIDE;
   virtual bool OnMessageReceived(const IPC::Message& message,
                                  bool* message_was_ok) OVERRIDE;
 
@@ -30,6 +29,4 @@
                                           FilePath::StringType* extension);
 };
 
-}  // namespace content
-
 #endif  // CONTENT_BROWSER_MIME_REGISTRY_MESSAGE_FILTER_H_