Allow Thread to initialize COM for Windows consumers who need it

chrome_frame/urlmon_url_request.h

Index: chrome_frame/urlmon_url_request.h
===================================================================
--- chrome_frame/urlmon_url_request.h	(revision 163371)
+++ chrome_frame/urlmon_url_request.h	(working copy)
@@ -11,16 +11,13 @@
 #include <map>
 #include <string>
 
-#include "base/threading/thread.h"
 #include "chrome_frame/plugin_url_request.h"
 #include "chrome_frame/urlmon_moniker.h"
 #include "chrome_frame/utils.h"
 
 namespace base {
-namespace win {
-class ScopedCOMInitializer;
+class Thread;
 }
-}
 
 class UrlmonUrlRequest;
 
@@ -28,21 +25,6 @@
     : public PluginUrlRequestManager,
       public PluginUrlRequestDelegate {
  public:
-  // Sub resources on the pages in chrome frame are fetched on this thread.
-  class ResourceFetcherThread : public base::Thread {
-   public:
-    explicit ResourceFetcherThread(const char* name);
-    virtual ~ResourceFetcherThread();
-
-    virtual void Init();
-    virtual void CleanUp();
-
-   private:
-    scoped_ptr<base::win::ScopedCOMInitializer> com_initializer_;
-
-    DISALLOW_COPY_AND_ASSIGN(ResourceFetcherThread);
-  };
-
   // Contains the privacy information for all requests issued by this instance.
   struct PrivacyInfo {
    public:
@@ -151,7 +133,7 @@
                           base::Lock* request_map_lock);
 
   scoped_refptr<UrlmonUrlRequest> pending_request_;
-  scoped_ptr<ResourceFetcherThread> background_thread_;
+  scoped_ptr<base::Thread> background_thread_;
 
   bool stopping_;