Indexed DB: Use BindOnce / OnceCallback / OnceClosure where applicable

content/browser/indexed_db/indexed_db_database_callbacks.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/indexed_db/indexed_db_database_callbacks.h"
 
 #include "content/browser/indexed_db/indexed_db_context_impl.h"
 #include "content/browser/indexed_db/indexed_db_database_error.h"
 #include "content/browser/indexed_db/indexed_db_dispatcher_host.h"
 #include "content/browser/indexed_db/indexed_db_transaction.h"
@@ skipping 33 matching lines @@
   DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
 }
 
 void IndexedDBDatabaseCallbacks::OnForcedClose() {
   DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   if (complete_)
     return;
 
   DCHECK(io_helper_);
   BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
-                          base::Bind(&IOThreadHelper::SendForcedClose,
-                                     base::Unretained(io_helper_.get())));
+                          base::BindOnce(&IOThreadHelper::SendForcedClose,
+                                         base::Unretained(io_helper_.get())));
   complete_ = true;
 }
 
 void IndexedDBDatabaseCallbacks::OnVersionChange(int64_t old_version,
                                                  int64_t new_version) {
   DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   if (complete_)
     return;
 
   DCHECK(io_helper_);
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
-      base::Bind(&IOThreadHelper::SendVersionChange,
-                 base::Unretained(io_helper_.get()), old_version, new_version));
+  BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
+                          base::BindOnce(&IOThreadHelper::SendVersionChange,
+                                         base::Unretained(io_helper_.get()),
+                                         old_version, new_version));
 }
 
 void IndexedDBDatabaseCallbacks::OnAbort(
     const IndexedDBTransaction& transaction,
     const IndexedDBDatabaseError& error) {
   DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   if (complete_)
     return;
 
   DCHECK(io_helper_);
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
-      base::Bind(&IOThreadHelper::SendAbort, base::Unretained(io_helper_.get()),
-                 transaction.id(), error));
+  BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
+                          base::BindOnce(&IOThreadHelper::SendAbort,
+                                         base::Unretained(io_helper_.get()),
+                                         transaction.id(), error));
 }
 
 void IndexedDBDatabaseCallbacks::OnComplete(
     const IndexedDBTransaction& transaction) {
   DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   if (complete_)
     return;
 
   indexed_db_context_->TransactionComplete(transaction.database()->origin());
   DCHECK(io_helper_);
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
-      base::Bind(&IOThreadHelper::SendComplete,
-                 base::Unretained(io_helper_.get()), transaction.id()));
+      base::BindOnce(&IOThreadHelper::SendComplete,
+                     base::Unretained(io_helper_.get()), transaction.id()));
 }
 
 void IndexedDBDatabaseCallbacks::OnDatabaseChange(
     ::indexed_db::mojom::ObserverChangesPtr changes) {
   DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   DCHECK(io_helper_);
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
-      base::Bind(&IOThreadHelper::SendChanges,
-                 base::Unretained(io_helper_.get()), base::Passed(&changes)));
+  BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
+                          base::BindOnce(&IOThreadHelper::SendChanges,
+                                         base::Unretained(io_helper_.get()),
+                                         base::Passed(&changes)));
 }
 
 IndexedDBDatabaseCallbacks::IOThreadHelper::IOThreadHelper(
     DatabaseCallbacksAssociatedPtrInfo callbacks_info) {
   if (!callbacks_info.is_valid())
     return;
   callbacks_.Bind(std::move(callbacks_info));
-  callbacks_.set_connection_error_handler(
-      base::Bind(&IOThreadHelper::OnConnectionError, base::Unretained(this)));
+  callbacks_.set_connection_error_handler(base::BindOnce(
+      &IOThreadHelper::OnConnectionError, base::Unretained(this)));
 }
 
 IndexedDBDatabaseCallbacks::IOThreadHelper::~IOThreadHelper() {}
 
 void IndexedDBDatabaseCallbacks::IOThreadHelper::SendForcedClose() {
   if (callbacks_)
     callbacks_->ForcedClose();
 }
 
 void IndexedDBDatabaseCallbacks::IOThreadHelper::SendVersionChange(
@@ skipping 20 matching lines @@
     ::indexed_db::mojom::ObserverChangesPtr changes) {
   if (callbacks_)
     callbacks_->Changes(std::move(changes));
 }
 
 void IndexedDBDatabaseCallbacks::IOThreadHelper::OnConnectionError() {
   callbacks_.reset();
 }
 
 }  // namespace content