Remove FOR_EACH_OBSERVER macro usage in chrome/browser/ui

chrome/browser/ui/search/search_model.cc

Index: chrome/browser/ui/search/search_model.cc
diff --git a/chrome/browser/ui/search/search_model.cc b/chrome/browser/ui/search/search_model.cc
index 57b83bd852d9be96f78665621bf6e5c720efe135..73c08b2f86c100844852c576200b02a0a2c1893e 100644
--- a/chrome/browser/ui/search/search_model.cc
+++ b/chrome/browser/ui/search/search_model.cc
@@ -34,8 +34,8 @@ void SearchModel::SetState(const State& new_state) {
   const State old_state = state_;
   state_ = new_state;
 
-  FOR_EACH_OBSERVER(SearchModelObserver, observers_,
-                    ModelChanged(old_state, state_));
+  for (SearchModelObserver& observer : observers_)
+    observer.ModelChanged(old_state, state_);
 }
 
 void SearchModel::SetMode(const SearchMode& new_mode) {
@@ -49,8 +49,8 @@ void SearchModel::SetMode(const SearchMode& new_mode) {
   const State old_state = state_;
   state_.mode = new_mode;
 
-  FOR_EACH_OBSERVER(SearchModelObserver, observers_,
-                    ModelChanged(old_state, state_));
+  for (SearchModelObserver& observer : observers_)
+    observer.ModelChanged(old_state, state_);
 }
 
 void SearchModel::SetInstantSupportState(InstantSupportState instant_support) {
@@ -63,8 +63,8 @@ void SearchModel::SetInstantSupportState(InstantSupportState instant_support) {
 
   const State old_state = state_;
   state_.instant_support = instant_support;
-  FOR_EACH_OBSERVER(SearchModelObserver, observers_,
-                    ModelChanged(old_state, state_));
+  for (SearchModelObserver& observer : observers_)
+    observer.ModelChanged(old_state, state_);
 }
 
 void SearchModel::AddObserver(SearchModelObserver* observer) {