[fsp] Add support for copying files within a provided file system.

chrome/browser/chromeos/file_system_provider/provided_file_system.cc

Index: chrome/browser/chromeos/file_system_provider/provided_file_system.cc
diff --git a/chrome/browser/chromeos/file_system_provider/provided_file_system.cc b/chrome/browser/chromeos/file_system_provider/provided_file_system.cc
index 3e12114f5b9858ad01b52d5f5ff3310fa95b6673..2e7d5a9000577b294b4873839ceba82ac0178292 100644
--- a/chrome/browser/chromeos/file_system_provider/provided_file_system.cc
+++ b/chrome/browser/chromeos/file_system_provider/provided_file_system.cc
@@ -8,6 +8,7 @@
 #include "base/files/file.h"
 #include "chrome/browser/chromeos/file_system_provider/notification_manager.h"
 #include "chrome/browser/chromeos/file_system_provider/operations/close_file.h"
+#include "chrome/browser/chromeos/file_system_provider/operations/copy_entry.h"
 #include "chrome/browser/chromeos/file_system_provider/operations/create_directory.h"
 #include "chrome/browser/chromeos/file_system_provider/operations/create_file.h"
 #include "chrome/browser/chromeos/file_system_provider/operations/delete_entry.h"
@@ -179,6 +180,22 @@ void ProvidedFileSystem::CreateFile(
   }
 }
 
+void ProvidedFileSystem::CopyEntry(
+    const base::FilePath& source_path,
+    const base::FilePath& target_path,
+    const fileapi::AsyncFileUtil::StatusCallback& callback) {
+  if (!request_manager_.CreateRequest(
+          COPY_ENTRY,
+          scoped_ptr<RequestManager::HandlerInterface>(
+              new operations::CopyEntry(event_router_,
+                                        file_system_info_,
+                                        source_path,
+                                        target_path,
+                                        callback)))) {
+    callback.Run(base::File::FILE_ERROR_SECURITY);
+  }
+}
+
 const ProvidedFileSystemInfo& ProvidedFileSystem::GetFileSystemInfo() const {
   return file_system_info_;
 }