Beginnings of Window Modality support.

views/widget/native_widget_aura.cc

Index: views/widget/native_widget_aura.cc
===================================================================
--- views/widget/native_widget_aura.cc	(revision 110305)
+++ views/widget/native_widget_aura.cc	(working copy)
@@ -132,7 +132,6 @@
     window_->Show();
 
   window_->layer()->SetFillsBoundsOpaquely(!params.transparent);
-  delegate_->OnNativeWidgetCreated();
   window_->set_minimum_size(delegate_->GetMinimumSize());
   window_->SetBounds(params.bounds);
   if (window_type == Widget::InitParams::TYPE_CONTROL) {
@@ -147,8 +146,6 @@
     SetAlwaysOnTop(params.keep_on_top);
     window_->SetParent(NULL);
   }
-  // TODO(beng): do this some other way.
-  delegate_->OnNativeWidgetSizeChanged(params.bounds.size());
   can_activate_ = params.can_activate;
   if (params.type != Widget::InitParams::TYPE_TOOLTIP && !params.child) {
     DCHECK(GetWidget()->GetRootView());
@@ -156,6 +153,9 @@
         GetWidget()->GetRootView());
     tooltip_manager_.reset(manager);
   }
+  delegate_->OnNativeWidgetCreated();
+  // TODO(beng): do this some other way.
+  delegate_->OnNativeWidgetSizeChanged(params.bounds.size());
 }
 
 NonClientFrameView* NativeWidgetAura::CreateNonClientFrameView() {
@@ -311,8 +311,7 @@
 }
 
 void NativeWidgetAura::BecomeModal() {
-  // http://crbug.com/93936
-  NOTIMPLEMENTED();
+  window_->SetBoolProperty(aura::kModalKey, true);
 }
 
 gfx::Rect NativeWidgetAura::GetWindowScreenBounds() const {
@@ -352,6 +351,8 @@
 void NativeWidgetAura::Close() {
   Hide();
 
+  window_->SetBoolProperty(aura::kModalKey, false);
+
   if (!close_widget_factory_.HasWeakPtrs()) {
     MessageLoop::current()->PostTask(
         FROM_HERE,
@@ -412,7 +413,7 @@
 }
 
 void NativeWidgetAura::SetAlwaysOnTop(bool on_top) {
-  window_->SetIntProperty(aura::kAlwaysOnTopKey, on_top);
+  window_->SetBoolProperty(aura::kAlwaysOnTopKey, on_top);
 }
 
 void NativeWidgetAura::Maximize() {