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

ui/wm/core/window_modality_controller.cc

Index: ui/wm/core/window_modality_controller.cc
diff --git a/ui/wm/core/window_modality_controller.cc b/ui/wm/core/window_modality_controller.cc
index 094acc49189b86f2d21d4dbade56e7b8b7e1486d..ec51e5cba1044854cd9eafa7cd28655011f0f307 100644
--- a/ui/wm/core/window_modality_controller.cc
+++ b/ui/wm/core/window_modality_controller.cc
@@ -22,11 +22,11 @@
 #include "ui/wm/core/window_util.h"
 
 namespace wm {
+//  const char kHasIndependentBoundsKey[] = "INDEPENDENT_BOUNDS";
 
 // Transient child's modal parent.
 extern const aura::WindowProperty<aura::Window*>* const kModalParentKey;
 DEFINE_WINDOW_PROPERTY_KEY(aura::Window*, kModalParentKey, NULL);
-
 namespace {
 
 bool HasAncestor(aura::Window* window, aura::Window* ancestor) {
@@ -82,8 +82,11 @@ aura::Window* GetModalTransientChild(
 
 }  // namespace
 
-void SetModalParent(aura::Window* child, aura::Window* parent) {
+void SetModalParent(aura::Window* child, aura::Window* parent,
+                    bool* independent, const char * kHasIndependentBoundsKey) {
   child->SetProperty(kModalParentKey, parent);
+  if (kHasIndependentBoundsKey)
+    child->SetNativeWindowProperty(kHasIndependentBoundsKey, independent);
 }
 
 aura::Window* GetModalTransient(aura::Window* window) {