Reduce usage of FOR_EACH_OBSERVER macro in content/browser

content/browser/dom_storage/dom_storage_context_impl.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/dom_storage/dom_storage_context_impl.h"
 
 #include <inttypes.h>
 #include <stddef.h>
 #include <stdlib.h>
 
@@ skipping 283 matching lines @@
 void DOMStorageContextImpl::RemoveEventObserver(EventObserver* observer) {
   event_observers_.RemoveObserver(observer);
 }
 
 void DOMStorageContextImpl::NotifyItemSet(
     const DOMStorageArea* area,
     const base::string16& key,
     const base::string16& new_value,
     const base::NullableString16& old_value,
     const GURL& page_url) {
-  FOR_EACH_OBSERVER(
-      EventObserver, event_observers_,
-      OnDOMStorageItemSet(area, key, new_value, old_value, page_url));
+  for (auto& observer : event_observers_)
+    observer.OnDOMStorageItemSet(area, key, new_value, old_value, page_url);
 }
 
 void DOMStorageContextImpl::NotifyItemRemoved(
     const DOMStorageArea* area,
     const base::string16& key,
     const base::string16& old_value,
     const GURL& page_url) {
-  FOR_EACH_OBSERVER(
-      EventObserver, event_observers_,
-      OnDOMStorageItemRemoved(area, key, old_value, page_url));
+  for (auto& observer : event_observers_)
+    observer.OnDOMStorageItemRemoved(area, key, old_value, page_url);
 }
 
 void DOMStorageContextImpl::NotifyAreaCleared(
     const DOMStorageArea* area,
     const GURL& page_url) {
-  FOR_EACH_OBSERVER(
-      EventObserver, event_observers_,
-      OnDOMStorageAreaCleared(area, page_url));
+  for (auto& observer : event_observers_)
+    observer.OnDOMStorageAreaCleared(area, page_url);
 }
 
 int64_t DOMStorageContextImpl::AllocateSessionId() {
   return base::subtle::Barrier_AtomicIncrement(&session_id_sequence_, 1);
 }
 
 std::string DOMStorageContextImpl::AllocatePersistentSessionId() {
   std::string guid = base::GenerateGUID();
   std::replace(guid.begin(), guid.end(), '-', '_');
   return guid;
@@ skipping 293 matching lines @@
     DOMStorageNamespace* local) {
   local->DeleteLocalStorageOrigin(origin);
   // Synthesize a 'cleared' event if the area is open so CachedAreas in
   // renderers get emptied out too.
   DOMStorageArea* area = local->GetOpenStorageArea(origin);
   if (area)
     NotifyAreaCleared(area, origin);
 }
 
 }  // namespace content