[fsp] Add the getMetadata operation.

chrome/browser/chromeos/file_system_provider/request_value.h

Index: chrome/browser/chromeos/file_system_provider/request_value.h
diff --git a/chrome/browser/chromeos/file_system_provider/request_value.h b/chrome/browser/chromeos/file_system_provider/request_value.h
index 33872b0c3241b0c9af895d61a28440fb0df4ee3e..892873365157d991b1d6798768964a8a7b16c362 100644
--- a/chrome/browser/chromeos/file_system_provider/request_value.h
+++ b/chrome/browser/chromeos/file_system_provider/request_value.h
@@ -28,9 +28,11 @@ class RequestValue {
       scoped_ptr<extensions::api::file_system_provider_internal::
                      UnmountRequestedSuccess::Params> params);
 
-  static scoped_ptr<RequestValue> CreateForTesting(const std::string& params);
+  static scoped_ptr<RequestValue> CreateForGetMetadataSuccess(
+      scoped_ptr<extensions::api::file_system_provider_internal::
+                     GetMetadataRequestedSuccess::Params> params);
 
-  const std::string* testing_params() const { return testing_params_.get(); }
+  static scoped_ptr<RequestValue> CreateForTesting(const std::string& params);
 
   const extensions::api::file_system_provider_internal::
       UnmountRequestedSuccess::Params*
@@ -38,9 +40,20 @@ class RequestValue {
     return unmount_success_params_.get();
   }
 
+  const extensions::api::file_system_provider_internal::
+      GetMetadataRequestedSuccess::Params*
+      get_metadata_success_params() const {
+    return get_metadata_success_params_.get();
+  }
+
+  const std::string* testing_params() const { return testing_params_.get(); }
+
  private:
   scoped_ptr<extensions::api::file_system_provider_internal::
                  UnmountRequestedSuccess::Params> unmount_success_params_;
+  scoped_ptr<extensions::api::file_system_provider_internal::
+                 GetMetadataRequestedSuccess::Params>
+      get_metadata_success_params_;
   scoped_ptr<std::string> testing_params_;
 
   DISALLOW_COPY_AND_ASSIGN(RequestValue);