Move app_list_controller_observer.h to ash/public/cpp

Change-Id: Ifda5eb576f1b8e7d8b635b319a1d02a661744e8e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1815588Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Commit-Queue: Manu Cornet <manucornet@chromium.org>
Cr-Commit-Position: refs/heads/master@{#698524}

ash/BUILD.gn

@@ -177,7 +177,6 @@ component("ash") {
     "ambient/util/ambient_util.h",
     "animation/animation_change_type.h",
     "app_list/app_list_controller_impl.cc",
-    "app_list/app_list_controller_observer.h",
     "app_list/app_list_presenter_delegate_impl.cc",
     "app_list/app_list_presenter_delegate_impl.h",
     "ash_export.h",

ash/app_list/app_list_controller_impl.cc

@@ -7,7 +7,6 @@
 #include <utility>
 #include <vector>
 
-#include "ash/app_list/app_list_controller_observer.h"
 #include "ash/app_list/app_list_metrics.h"
 #include "ash/app_list/app_list_presenter_delegate_impl.h"
 #include "ash/app_list/model/app_list_folder_item.h"
@@ -28,6 +27,7 @@
 #include "ash/keyboard/ui/keyboard_ui_controller.h"
 #include "ash/public/cpp/app_list/app_list_client.h"
 #include "ash/public/cpp/app_list/app_list_config.h"
+#include "ash/public/cpp/app_list/app_list_controller_observer.h"
 #include "ash/public/cpp/app_list/app_list_features.h"
 #include "ash/public/cpp/app_list/app_list_metrics.h"
 #include "ash/public/cpp/app_list/app_list_types.h"

ash/public/cpp/BUILD.gn

@@ -28,6 +28,7 @@ component("cpp") {
     "app_list/app_list_config_provider.h",
     "app_list/app_list_controller.cc",
     "app_list/app_list_controller.h",
+    "app_list/app_list_controller_observer.h",
     "app_list/app_list_features.cc",
     "app_list/app_list_features.h",
     "app_list/app_list_metrics.cc",

ash/app_list/app_list_controller_observer.h → ash/public/cpp/app_list/app_list_controller_observer.h

@@ -2,15 +2,16 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef ASH_APP_LIST_APP_LIST_CONTROLLER_OBSERVER_H_
-#define ASH_APP_LIST_APP_LIST_CONTROLLER_OBSERVER_H_
+#ifndef ASH_PUBLIC_CPP_APP_LIST_APP_LIST_CONTROLLER_OBSERVER_H_
+#define ASH_PUBLIC_CPP_APP_LIST_APP_LIST_CONTROLLER_OBSERVER_H_
 
-#include "ash/ash_export.h"
+#include "ash/public/cpp/ash_public_export.h"
 #include "base/observer_list_types.h"
 
 namespace ash {
 
-class ASH_EXPORT AppListControllerObserver : public base::CheckedObserver {
+class ASH_PUBLIC_EXPORT AppListControllerObserver
+    : public base::CheckedObserver {
  public:
   // Called when the AppList target visibility changes.
   virtual void OnAppListTargetVisibilityChanged(bool shown,
@@ -22,4 +23,4 @@ class ASH_EXPORT AppListControllerObserver : public base::CheckedObserver {
 
 }  // namespace ash
 
-#endif  // ASH_APP_LIST_APP_LIST_CONTROLLER_OBSERVER_H_
+#endif  // ASH_PUBLIC_CPP_APP_LIST_APP_LIST_CONTROLLER_OBSERVER_H_

ash/shelf/home_button_controller.h

@@ -7,7 +7,7 @@
 
 #include <memory>
 
-#include "ash/app_list/app_list_controller_observer.h"
+#include "ash/public/cpp/app_list/app_list_controller_observer.h"
 #include "ash/public/cpp/assistant/assistant_state.h"
 #include "ash/public/cpp/tablet_mode_observer.h"
 #include "ash/session/session_observer.h"

ash/shelf/shelf_layout_manager.h

@@ -7,9 +7,9 @@
 
 #include <memory>
 
-#include "ash/app_list/app_list_controller_observer.h"
 #include "ash/ash_export.h"
 #include "ash/home_screen/home_launcher_gesture_handler_observer.h"
+#include "ash/public/cpp/app_list/app_list_controller_observer.h"
 #include "ash/public/cpp/shelf_types.h"
 #include "ash/public/cpp/wallpaper_controller.h"
 #include "ash/public/cpp/wallpaper_controller_observer.h"