Window cycle ui improvements

ash/wm/window_mirror_view.cc

Index: ash/wm/window_mirror_view.cc
diff --git a/ash/wm/window_mirror_view.cc b/ash/wm/window_mirror_view.cc
index 3e702277e9e7c17bc6bfa3143c48cfba0360f41f..b62a366566f3758fdcf288e772e83c2a2f1bcee2 100644
--- a/ash/wm/window_mirror_view.cc
+++ b/ash/wm/window_mirror_view.cc
@@ -51,17 +51,7 @@ void WindowMirrorView::Init() {
 }
 
 gfx::Size WindowMirrorView::GetPreferredSize() const {
-  const int kMaxWidth = 512;
-  const int kMaxHeight = 256;
-
-  gfx::Size target_size = target_->GetBounds().size();
-  if (target_size.width() <= kMaxWidth && target_size.height() <= kMaxHeight) {
-    return target_size;
-  }
-
-  float scale = std::min(kMaxWidth / static_cast<float>(target_size.width()),
-                         kMaxHeight / static_cast<float>(target_size.height()));
-  return gfx::ScaleToCeiledSize(target_size, scale, scale);
+  return target_->GetBounds().size();
 }
 
 void WindowMirrorView::Layout() {