Parent the AppInfoDialog using a ModalDialogHost

chrome/browser/ui/app_list/app_list_controller_delegate.h

Index: chrome/browser/ui/app_list/app_list_controller_delegate.h
diff --git a/chrome/browser/ui/app_list/app_list_controller_delegate.h b/chrome/browser/ui/app_list/app_list_controller_delegate.h
index 0580731f965bfb71e55c9477c11d432da526bb48..4a7555359f6f3e0e844f2871f3cf2d68b3505bcf 100644
--- a/chrome/browser/ui/app_list/app_list_controller_delegate.h
+++ b/chrome/browser/ui/app_list/app_list_controller_delegate.h
@@ -27,7 +27,11 @@ class InstallTracker;
 
 namespace gfx {
 class ImageSkia;
-class Rect;
+class Size;
+}
+
+namespace web_modal {
+class ModalDialogHost;
 }
 
 // Interface to allow the view delegate to call out to whatever is controlling
@@ -64,10 +68,13 @@ class AppListControllerDelegate {
   // Get app list window.
   virtual gfx::NativeWindow GetAppListWindow() = 0;
 
-  // Get the content bounds of the app list in the screen. On platforms that
-  // use views, this returns the bounds of the AppListView. Without views, this
+  // Get the host for child dialogs.
+  virtual web_modal::ModalDialogHost* GetDialogHost() = 0;
+
+  // Get the content aize of the app list in the screen. On platforms that
+  // use views, this returns the size of the AppListView. Without views, this
   // returns a 0x0 rectangle.
-  virtual gfx::Rect GetAppListBounds();
+  virtual gfx::Size GetAppListSize();
 
   // Get the application icon to be used, if any, for the app list.
   virtual gfx::ImageSkia GetWindowIcon() = 0;