Ensure that popup windows created by the content layer in desktop AURA don't...

Ensure that popup windows created by the content layer in desktop AURA don't grab activation when the user clicks on them.

This basically translates to setting the can_activate property in the widget init params to false.

Fixes bug https://code.google.com/p/chromium/issues/detail?id=282628

BUG=282628
R=sky@chromium.org

Review URL: https://codereview.chromium.org/23691040

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@221279 0039d316-1c4b-4281-b951-d872f2087c98

ui/views/widget/desktop_aura/desktop_native_widget_aura.cc

@@ -78,6 +78,7 @@ class DesktopNativeWidgetTopLevelHandler : public aura::WindowObserver {
     init_params.ownership = Widget::InitParams::NATIVE_WIDGET_OWNS_WIDGET;
     init_params.layer_type = ui::LAYER_NOT_DRAWN;
     init_params.accept_events = full_screen;
+    init_params.can_activate = full_screen;
 
     // This widget instance will get deleted when the window is
     // destroyed.