Apply base_bind_rewriters to //components to update base::Bind to base::BindOnce

This CL applies a refactoring tool at //tools/clang/base_bind_rewriters
to //components, that updates base::Bind to base::BindOnce where the
resulting Callback is immediately converted to OnceCallback.

This reduces the number of base::Bind in //components by 921 (from 2749 to 1828).

Cq-Include-Trybots: luci.chromium.try:android_optional_gpu_tests_rel;master.tryserver.chromium.android:android_cronet_tester;master.tryserver.chromium.mac:ios-simulator-cronet
Change-Id: Ia07c5b2987e113efcdeccab8f5b4ec290779d128
Reviewed-on: https://chromium-review.googlesource.com/1151035
Commit-Queue: Taiju Tsuiki <[email protected]>
Reviewed-by: Colin Blundell <[email protected]>
Cr-Commit-Position: refs/heads/master@{#579367}
diff --git a/components/prefs/pref_notifier_impl_unittest.cc b/components/prefs/pref_notifier_impl_unittest.cc
index a76c933..c69bece86 100644
--- a/components/prefs/pref_notifier_impl_unittest.cc
+++ b/components/prefs/pref_notifier_impl_unittest.cc
@@ -105,8 +105,8 @@
   MockPrefNotifier notifier(&pref_service_);
   MockPrefInitObserver observer;
   notifier.AddInitObserver(
-      base::Bind(&MockPrefInitObserver::OnInitializationCompleted,
-                 base::Unretained(&observer)));
+      base::BindOnce(&MockPrefInitObserver::OnInitializationCompleted,
+                     base::Unretained(&observer)));
   EXPECT_CALL(observer, OnInitializationCompleted(true));
   notifier.OnInitializationCompleted(true);
 }