[fsp] Create a RequestManager per a ProvidedFileSystem instance.

chrome/browser/chromeos/file_system_provider/provided_file_system.h

Index: chrome/browser/chromeos/file_system_provider/provided_file_system.h
diff --git a/chrome/browser/chromeos/file_system_provider/provided_file_system.h b/chrome/browser/chromeos/file_system_provider/provided_file_system.h
index 45807a45618ac6c5667207ec2db181783b91c83f..71104786e1eff386133620c4056965152099cfa9 100644
--- a/chrome/browser/chromeos/file_system_provider/provided_file_system.h
+++ b/chrome/browser/chromeos/file_system_provider/provided_file_system.h
@@ -7,6 +7,7 @@
 
 #include "chrome/browser/chromeos/file_system_provider/provided_file_system_info.h"
 #include "chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h"
+#include "chrome/browser/chromeos/file_system_provider/request_manager.h"
 
 namespace extensions {
 class EventRouter;
@@ -15,14 +16,11 @@ class EventRouter;
 namespace chromeos {
 namespace file_system_provider {
 
-class RequestManager;
-
 // Provided file system implementation. Forwards requests between providers and
 // clients.
 class ProvidedFileSystem : public ProvidedFileSystemInterface {
  public:
   ProvidedFileSystem(extensions::EventRouter* event_router,
-                     RequestManager* request_manager,
                      const ProvidedFileSystemInfo& file_system_info);
   virtual ~ProvidedFileSystem();
 
@@ -30,10 +28,11 @@ class ProvidedFileSystem : public ProvidedFileSystemInterface {
   virtual bool RequestUnmount(
       const fileapi::AsyncFileUtil::StatusCallback& callback) OVERRIDE;
   virtual const ProvidedFileSystemInfo& GetFileSystemInfo() const OVERRIDE;
+  virtual RequestManager* GetRequestManager() OVERRIDE;
 
  private:
   extensions::EventRouter* event_router_;
-  RequestManager* request_manager_;
+  RequestManager request_manager_;
   ProvidedFileSystemInfo file_system_info_;
 
   DISALLOW_COPY_AND_ASSIGN(ProvidedFileSystem);