Remove unused ShelfModelObserver::ShelfStatusChanged()

BUG=NONE
TEST=NONE
R=sky@chromium.org

Review URL: https://codereview.chromium.org/1811203002

Cr-Commit-Position: refs/heads/master@{#381842}

8 files changed, 4 insertions, 28 deletions

diff --git a/ash/shelf/shelf_item_delegate_manager.cc b/ash/shelf/shelf_item_delegate_manager.cc
index 256ee67..5f988e2 100644
--- a/ash/shelf/shelf_item_delegate_manager.cc
+++ b/ash/shelf/shelf_item_delegate_manager.cc
@@ -58,8 +58,7 @@ ShelfItemDelegate* ShelfItemDelegateManager::GetShelfItemDelegate(ShelfID id) {
   return NULL;
 }
 
-void ShelfItemDelegateManager::ShelfItemAdded(int index) {
-}
+void ShelfItemDelegateManager::ShelfItemAdded(int index) {}
 
 void ShelfItemDelegateManager::ShelfItemRemoved(int index, ShelfID id) {
   RemoveShelfItemDelegate(id);
@@ -69,15 +68,10 @@ void ShelfItemDelegateManager::ShelfItemRemoved(int index, ShelfID id) {
 }
 
 void ShelfItemDelegateManager::ShelfItemMoved(int start_index,
-                                              int target_index) {
-}
+                                              int target_index) {}
 
 void ShelfItemDelegateManager::ShelfItemChanged(int index,
-                                                const ShelfItem& old_item) {
-}
-
-void ShelfItemDelegateManager::ShelfStatusChanged() {
-}
+                                                const ShelfItem& old_item) {}
 
 void ShelfItemDelegateManager::RemoveShelfItemDelegate(ShelfID id) {
   if (id_to_item_delegate_map_.find(id) != id_to_item_delegate_map_.end()) {
diff --git a/ash/shelf/shelf_item_delegate_manager.h b/ash/shelf/shelf_item_delegate_manager.h
index b406677..054e135 100644
--- a/ash/shelf/shelf_item_delegate_manager.h
+++ b/ash/shelf/shelf_item_delegate_manager.h
@@ -61,7 +61,6 @@ class ASH_EXPORT ShelfItemDelegateManager : public ShelfModelObserver {
   void ShelfItemRemoved(int index, ShelfID id) override;
   void ShelfItemMoved(int start_index, int targetindex) override;
   void ShelfItemChanged(int index, const ShelfItem& old_item) override;
-  void ShelfStatusChanged() override;
 
  private:
   friend class test::ShelfItemDelegateManagerTestAPI;
diff --git a/ash/shelf/shelf_model.cc b/ash/shelf/shelf_model.cc
index e04af42..1952cd5 100644
--- a/ash/shelf/shelf_model.cc
+++ b/ash/shelf/shelf_model.cc
@@ -150,14 +150,6 @@ int ShelfModel::FirstPanelIndex() const {
                           CompareByWeight) - items_.begin();
 }
 
-void ShelfModel::SetStatus(Status status) {
-  if (status_ == status)
-    return;
-
-  status_ = status;
-  FOR_EACH_OBSERVER(ShelfModelObserver, observers_, ShelfStatusChanged());
-}
-
 void ShelfModel::AddObserver(ShelfModelObserver* observer) {
   observers_.AddObserver(observer);
 }
diff --git a/ash/shelf/shelf_model.h b/ash/shelf/shelf_model.h
index 01ab2a92..1f29124 100644
--- a/ash/shelf/shelf_model.h
+++ b/ash/shelf/shelf_model.h
@@ -74,7 +74,7 @@ class ASH_EXPORT ShelfModel {
   const ShelfItems& items() const { return items_; }
   int item_count() const { return static_cast<int>(items_.size()); }
 
-  void SetStatus(Status status);
+  void set_status(Status status) { status_ = status; }
   Status status() const { return status_; }
 
   void AddObserver(ShelfModelObserver* observer);
diff --git a/ash/shelf/shelf_model_observer.h b/ash/shelf/shelf_model_observer.h
index a65e5cf..16ee21c 100644
--- a/ash/shelf/shelf_model_observer.h
+++ b/ash/shelf/shelf_model_observer.h
@@ -29,9 +29,6 @@ class ASH_EXPORT ShelfModelObserver {
   // before the change.
   virtual void ShelfItemChanged(int index, const ShelfItem& old_item) = 0;
 
-  // Invoked when shelf status is changed.
-  virtual void ShelfStatusChanged() = 0;
-
  protected:
   virtual ~ShelfModelObserver() {}
 };
diff --git a/ash/shelf/shelf_model_unittest.cc b/ash/shelf/shelf_model_unittest.cc
index 929fd10..05fea6d 100644
--- a/ash/shelf/shelf_model_unittest.cc
+++ b/ash/shelf/shelf_model_unittest.cc
@@ -48,7 +48,6 @@ class TestShelfModelObserver : public ShelfModelObserver {
   void ShelfItemMoved(int start_index, int target_index) override {
     moved_count_++;
   }
-  void ShelfStatusChanged() override {}
 
  private:
   void AddToResult(const std::string& format, int count, std::string* result) {
diff --git a/ash/shelf/shelf_view.cc b/ash/shelf/shelf_view.cc
index 1217e74..9088f6c 100644
--- a/ash/shelf/shelf_view.cc
+++ b/ash/shelf/shelf_view.cc
@@ -1586,10 +1586,6 @@ void ShelfView::ShelfItemMoved(int start_index, int target_index) {
     AnimateToIdealBounds();
 }
 
-void ShelfView::ShelfStatusChanged() {
-  // Nothing to do here.
-}
-
 void ShelfView::PointerPressedOnButton(views::View* view,
                                        Pointer pointer,
                                        const ui::LocatedEvent& event) {
diff --git a/ash/shelf/shelf_view.h b/ash/shelf/shelf_view.h
index 4b37d39..ccfb1f4 100644
--- a/ash/shelf/shelf_view.h
+++ b/ash/shelf/shelf_view.h
@@ -255,7 +255,6 @@ class ASH_EXPORT ShelfView : public views::View,
   void ShelfItemRemoved(int model_index, ShelfID id) override;
   void ShelfItemChanged(int model_index, const ShelfItem& old_item) override;
   void ShelfItemMoved(int start_index, int target_index) override;
-  void ShelfStatusChanged() override;
 
   // Overridden from ShelfButtonHost:
   void PointerPressedOnButton(views::View* view,