Support uninstalling ARC app from Chrome launcher

chrome/browser/ui/app_list/arc/arc_app_list_prefs.cc

Index: chrome/browser/ui/app_list/arc/arc_app_list_prefs.cc
diff --git a/chrome/browser/ui/app_list/arc/arc_app_list_prefs.cc b/chrome/browser/ui/app_list/arc/arc_app_list_prefs.cc
index 1bfba916787c7ede3ccf7649bd471b60d34a7879..018f5f56b032f0a2eedb148ebde7e86b453f99f8 100644
--- a/chrome/browser/ui/app_list/arc/arc_app_list_prefs.cc
+++ b/chrome/browser/ui/app_list/arc/arc_app_list_prefs.cc
@@ -24,6 +24,7 @@ namespace {
 const char kName[] = "name";
 const char kPackageName[] = "package_name";
 const char kActivity[] = "activity";
+const char kUninstallable[] = "uninstallable";
 const char kLastLaunchTime[] = "lastlaunchtime";
 
 // Provider of write access to a dictionary storing ARC app prefs.
@@ -234,9 +235,11 @@ scoped_ptr<ArcAppListPrefs::AppInfo> ArcAppListPrefs::GetApp(
   std::string name;
   std::string package_name;
   std::string activity;
+  bool uninstallable;
   app->GetString(kName, &name);
   app->GetString(kPackageName, &package_name);
   app->GetString(kActivity, &activity);
+  app->GetBoolean(kUninstallable, &uninstallable);
 
   base::Time last_launch_time;
   std::string last_launch_time_str;
@@ -253,7 +256,8 @@ scoped_ptr<ArcAppListPrefs::AppInfo> ArcAppListPrefs::GetApp(
                                            package_name,
                                            activity,
                                            last_launch_time,
-                                           ready_apps_.count(app_id) > 0));
+                                           ready_apps_.count(app_id) > 0,
+                                           uninstallable));
   return app_info;
 }
 
@@ -332,6 +336,7 @@ void ArcAppListPrefs::AddApp(const arc::AppInfo& app) {
   app_dict->SetString(kName, app.name);
   app_dict->SetString(kPackageName, app.package_name);
   app_dict->SetString(kActivity, app.activity);
+  app_dict->SetBoolean(kUninstallable, app.uninstallable);
 
   // From now, app is available.
   if (!ready_apps_.count(app_id))
@@ -346,7 +351,8 @@ void ArcAppListPrefs::AddApp(const arc::AppInfo& app) {
                      app.package_name,
                      app.activity,
                      base::Time(),
-                     true);
+                     true,
+                     app.uninstallable);
     FOR_EACH_OBSERVER(Observer,
                       observer_list_,
                       OnAppRegistered(app_id, app_info));
@@ -448,6 +454,13 @@ void ArcAppListPrefs::OnAppIcon(const mojo::String& package_name,
               icon_png_data.To<std::vector<uint8_t>>());
 }
 
+void ArcAppListPrefs::OnUninstallAppResponse(
+    const mojo::String& error_message) {
+  if (!error_message.is_null()) {
+    LOG(ERROR) << "Failed to uninstall package: " << error_message.get();
+  }
+}
+
 void ArcAppListPrefs::InstallIcon(const std::string& app_id,
                                   ui::ScaleFactor scale_factor,
                                   const std::vector<uint8_t>& content_png) {
@@ -481,9 +494,11 @@ ArcAppListPrefs::AppInfo::AppInfo(const std::string& name,
                                   const std::string& package_name,
                                   const std::string& activity,
                                   const base::Time& last_launch_time,
-                                  bool ready)
+                                  bool ready,
+                                  bool uninstallable)
     : name(name),
       package_name(package_name),
       activity(activity),
       last_launch_time(last_launch_time),
-      ready(ready) {}
+      ready(ready),
+      uninstallable(uninstallable) {}