Reduce usage of FOR_EACH_OBSERVER macro in content/browser

content/browser/android/content_view_core_impl.cc

 // Copyright 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/android/content_view_core_impl.h"
 
 #include <stddef.h>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
@@ skipping 240 matching lines @@
   observer_list_.AddObserver(observer);
 }
 
 void ContentViewCoreImpl::RemoveObserver(
     ContentViewCoreImplObserver* observer) {
   observer_list_.RemoveObserver(observer);
 }
 
 ContentViewCoreImpl::~ContentViewCoreImpl() {
   view_.GetLayer()->RemoveFromParent();
-  FOR_EACH_OBSERVER(ContentViewCoreImplObserver,
-                    observer_list_,
-                    OnContentViewCoreDestroyed());
+  for (auto& observer : observer_list_)
+    observer.OnContentViewCoreDestroyed();
   observer_list_.Clear();
 
   JNIEnv* env = base::android::AttachCurrentThread();
   ScopedJavaLocalRef<jobject> j_obj = java_ref_.get(env);
   java_ref_.reset();
   if (!j_obj.is_null()) {
     Java_ContentViewCore_onNativeContentViewCoreDestroyed(
         env, j_obj, reinterpret_cast<intptr_t>(this));
   }
 }
 
 void ContentViewCoreImpl::UpdateWindowAndroid(
     JNIEnv* env,
     const base::android::JavaParamRef<jobject>& obj,
     jlong window_android) {
   if (window_android) {
     DCHECK(!view_.GetWindowAndroid());
     ui::WindowAndroid* window =
         reinterpret_cast<ui::WindowAndroid*>(window_android);
     window->AddChild(&view_);
-    FOR_EACH_OBSERVER(ContentViewCoreImplObserver,
-                      observer_list_,
-                      OnAttachedToWindow());
+    for (auto& observer : observer_list_)
+      observer.OnAttachedToWindow();
   } else {
-    FOR_EACH_OBSERVER(ContentViewCoreImplObserver,
-                      observer_list_,
-                      OnDetachedFromWindow());
+    for (auto& observer : observer_list_)
+      observer.OnDetachedFromWindow();
     view_.RemoveFromParent();
   }
 }
 
 base::android::ScopedJavaLocalRef<jobject>
 ContentViewCoreImpl::GetWebContentsAndroid(JNIEnv* env,
                                            const JavaParamRef<jobject>& obj) {
   return web_contents_->GetJavaWebContents();
 }
 
@@ skipping 1269 matching lines @@
     return ScopedJavaLocalRef<jobject>();
 
   return view->GetJavaObject();
 }
 
 bool RegisterContentViewCore(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace content