chromeos: converts WindowResizer to aura::Window

ash/wm/window_positioning_utils.cc

Index: ash/wm/window_positioning_utils.cc
diff --git a/ash/wm/window_positioning_utils.cc b/ash/wm/window_positioning_utils.cc
index 918f3e83211921ccbc8b0db1f721d0d071cbb669..f45ca4cb51cec22ec1c83455b1c4a9a9bd857606 100644
--- a/ash/wm/window_positioning_utils.cc
+++ b/ash/wm/window_positioning_utils.cc
@@ -15,6 +15,8 @@
 #include "ash/wm/wm_event.h"
 #include "ash/wm_window.h"
 #include "ui/aura/client/focus_client.h"
+#include "ui/aura/window.h"
+#include "ui/aura/window_delegate.h"
 #include "ui/aura/window_tracker.h"
 #include "ui/display/display.h"
 #include "ui/display/types/display_constants.h"
@@ -27,13 +29,13 @@ namespace wm {
 namespace {
 
 // Returns the default width of a snapped window.
-int GetDefaultSnappedWindowWidth(WmWindow* window) {
+int GetDefaultSnappedWindowWidth(aura::Window* window) {
   const float kSnappedWidthWorkspaceRatio = 0.5f;
 
   int work_area_width =
-      ScreenUtil::GetDisplayWorkAreaBoundsInParent(window->aura_window())
-          .width();
-  int min_width = window->GetMinimumSize().width();
+      ScreenUtil::GetDisplayWorkAreaBoundsInParent(window).width();
+  int min_width =
+      window->delegate() ? window->delegate()->GetMinimumSize().width() : 0;
   int ideal_width =
       static_cast<int>(work_area_width * kSnappedWidthWorkspaceRatio);
   return std::min(work_area_width, std::max(ideal_width, min_width));
@@ -109,17 +111,17 @@ void AdjustBoundsToEnsureMinimumWindowVisibility(const gfx::Rect& visible_area,
                                        kMinimumOnScreenArea, bounds);
 }
 
-gfx::Rect GetDefaultLeftSnappedWindowBoundsInParent(WmWindow* window) {
+gfx::Rect GetDefaultLeftSnappedWindowBoundsInParent(aura::Window* window) {
   gfx::Rect work_area_in_parent(
-      ScreenUtil::GetDisplayWorkAreaBoundsInParent(window->aura_window()));
+      ScreenUtil::GetDisplayWorkAreaBoundsInParent(window));
   return gfx::Rect(work_area_in_parent.x(), work_area_in_parent.y(),
                    GetDefaultSnappedWindowWidth(window),
                    work_area_in_parent.height());
 }
 
-gfx::Rect GetDefaultRightSnappedWindowBoundsInParent(WmWindow* window) {
+gfx::Rect GetDefaultRightSnappedWindowBoundsInParent(aura::Window* window) {
   gfx::Rect work_area_in_parent(
-      ScreenUtil::GetDisplayWorkAreaBoundsInParent(window->aura_window()));
+      ScreenUtil::GetDisplayWorkAreaBoundsInParent(window));
   int width = GetDefaultSnappedWindowWidth(window);
   return gfx::Rect(work_area_in_parent.right() - width, work_area_in_parent.y(),
                    width, work_area_in_parent.height());