Add a flag to enable open in window for hosted apps on Mac.

chrome/browser/ui/views/apps/app_info_dialog/app_info_summary_panel.cc

Index: chrome/browser/ui/views/apps/app_info_dialog/app_info_summary_panel.cc
diff --git a/chrome/browser/ui/views/apps/app_info_dialog/app_info_summary_panel.cc b/chrome/browser/ui/views/apps/app_info_dialog/app_info_summary_panel.cc
index 61892466e4ade1c5fa17cb396b22ffd783652801..531d5f9551ce61f398abd59032967ef0f40e0433 100644
--- a/chrome/browser/ui/views/apps/app_info_dialog/app_info_summary_panel.cc
+++ b/chrome/browser/ui/views/apps/app_info_dialog/app_info_summary_panel.cc
@@ -66,9 +66,11 @@ LaunchOptionsComboboxModel::LaunchOptionsComboboxModel() {
     launch_type_messages_.push_back(
         l10n_util::GetStringUTF16(IDS_APP_CONTEXT_MENU_OPEN_TAB));
 
-    launch_types_.push_back(extensions::LAUNCH_TYPE_WINDOW);
-    launch_type_messages_.push_back(
-        l10n_util::GetStringUTF16(IDS_APP_CONTEXT_MENU_OPEN_WINDOW));
+    if (extensions::util::CanHostedAppsOpenInWindows()) {
+      launch_types_.push_back(extensions::LAUNCH_TYPE_WINDOW);
+      launch_type_messages_.push_back(
+          l10n_util::GetStringUTF16(IDS_APP_CONTEXT_MENU_OPEN_WINDOW));
+    }
   } else {
     launch_types_.push_back(extensions::LAUNCH_TYPE_REGULAR);
     launch_type_messages_.push_back(
@@ -78,6 +80,11 @@ LaunchOptionsComboboxModel::LaunchOptionsComboboxModel() {
     launch_type_messages_.push_back(
         l10n_util::GetStringUTF16(IDS_APP_CONTEXT_MENU_OPEN_PINNED));
 
+    if (extensions::util::CanHostedAppsOpenInWindows()) {
+      launch_types_.push_back(extensions::LAUNCH_TYPE_WINDOW);
+      launch_type_messages_.push_back(
+          l10n_util::GetStringUTF16(IDS_APP_CONTEXT_MENU_OPEN_WINDOW));
+    }
 #if defined(OS_MACOSX)
     // Mac does not support standalone web app browser windows or maximize
     // unless the new bookmark apps system is enabled.
@@ -85,10 +92,6 @@ LaunchOptionsComboboxModel::LaunchOptionsComboboxModel() {
     launch_type_messages_.push_back(
         l10n_util::GetStringUTF16(IDS_APP_CONTEXT_MENU_OPEN_FULLSCREEN));
 #else
-    launch_types_.push_back(extensions::LAUNCH_TYPE_WINDOW);
-    launch_type_messages_.push_back(
-        l10n_util::GetStringUTF16(IDS_APP_CONTEXT_MENU_OPEN_WINDOW));
-
     // Even though the launch type is Full Screen, it is more accurately
     // described as Maximized in non-Mac OSs.
     launch_types_.push_back(extensions::LAUNCH_TYPE_FULLSCREEN);