Created min size for print preview dialog and modified to allow the

components/constrained_window/native_web_contents_modal_dialog_manager_views.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/constrained_window/native_web_contents_modal_dialog_manager_views.h"
 
 #include <memory>
 
 #include "components/constrained_window/constrained_window_views.h"
 #include "components/web_modal/web_contents_modal_dialog_host.h"
 #include "components/web_modal/web_contents_modal_dialog_manager.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/views/border.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/widget/widget_delegate.h"
 #include "ui/views/window/dialog_delegate.h"
 #include "ui/views/window/non_client_view.h"
 
 #if defined(USE_AURA)
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/window.h"
+#include "ui/aura/window_targeter.h"
 #include "ui/wm/core/visibility_controller.h"
 #include "ui/wm/core/window_animations.h"
 #include "ui/wm/core/window_modality_controller.h"
 #endif
 
 using web_modal::SingleWebContentsDialogManager;
 using web_modal::SingleWebContentsDialogManagerDelegate;
 using web_modal::WebContentsModalDialogHost;
 using web_modal::ModalDialogHostObserver;
 
 namespace constrained_window {
 
 NativeWebContentsModalDialogManagerViews::
     NativeWebContentsModalDialogManagerViews(
         gfx::NativeWindow dialog,
-        SingleWebContentsDialogManagerDelegate* native_delegate)
+        SingleWebContentsDialogManagerDelegate* native_delegate,
+        bool is_nonclipped)
     : native_delegate_(native_delegate),
       dialog_(dialog),
       host_(NULL),
       host_destroying_(false) {
-  ManageDialog();
+  ManageDialog(is_nonclipped);
 }
 
 NativeWebContentsModalDialogManagerViews::
     ~NativeWebContentsModalDialogManagerViews() {
   if (host_)
     host_->RemoveObserver(this);
 
   for (std::set<views::Widget*>::iterator it = observed_widgets_.begin();
        it != observed_widgets_.end(); ++it) {
     (*it)->RemoveObserver(this);
   }
 }
 
-void NativeWebContentsModalDialogManagerViews::ManageDialog() {
+void NativeWebContentsModalDialogManagerViews::
+    ManageDialog(bool is_nonclipped) {

[Mike Wittman, 2016/08/19 19:46:57]

nit: line break after open paren rather than before function name

[rbpotter, 2016/08/19 21:43:38]

Done.

   views::Widget* widget = GetWidget(dialog());
   widget->AddObserver(this);
   observed_widgets_.insert(widget);
   widget->set_movement_disabled(true);
 
 #if defined(USE_AURA)
   // TODO(wittman): remove once the new visual style is complete
   widget->GetNativeWindow()->SetProperty(aura::client::kConstrainedWindowKey,
                                          true);
 
   wm::SetWindowVisibilityAnimationType(
       widget->GetNativeWindow(), wm::WINDOW_VISIBILITY_ANIMATION_TYPE_ROTATE);
 
   gfx::NativeView parent = widget->GetNativeView()->parent();
   wm::SetChildWindowVisibilityChangesAnimated(parent);
   // No animations should get performed on the window since that will re-order
   // the window stack which will then cause many problems.
   if (parent && parent->parent()) {
     parent->parent()->SetProperty(aura::client::kAnimationsDisabledKey, true);
   }
 
   wm::SetModalParent(widget->GetNativeWindow(),
                      native_delegate_->GetWebContents()->GetNativeView());
-#endif
+#if defined(OS_CHROMEOS)
+  if (is_nonclipped) {
+    widget->SetNativeWindowProperty(aura::kHasIndependentBoundsKey,
+                                    reinterpret_cast<void*>(true));
+  }
+#endif  // defined(OS_CHROMEOS)
+#endif  // defined(USE_AURA)
 }
 
 // SingleWebContentsDialogManager:
 
 void NativeWebContentsModalDialogManagerViews::Show() {
   // The host destroying means the dialogs will be destroyed in short order.
   // Avoid showing dialogs at this point as the necessary native window
   // services may not be present.
   if (host_destroying_)
     return;
@@ skipping 122 matching lines @@
 
 #if defined(USE_AURA)
   shown_widgets_.erase(widget);
 #endif
 
   // Will cause this object to be deleted.
   native_delegate_->WillClose(widget->GetNativeWindow());
 }
 
 }  // namespace constrained_window