Improving window auto management between workspaces

chrome/browser/ui/views/frame/browser_frame_aura.cc

Index: chrome/browser/ui/views/frame/browser_frame_aura.cc
diff --git a/chrome/browser/ui/views/frame/browser_frame_aura.cc b/chrome/browser/ui/views/frame/browser_frame_aura.cc
index 764e95b5d6a15431b838c9ceef87a95023cc48b8..c7a2df2dc1f5da4feef68b5522f912df3dda5316 100644
--- a/chrome/browser/ui/views/frame/browser_frame_aura.cc
+++ b/chrome/browser/ui/views/frame/browser_frame_aura.cc
@@ -24,6 +24,7 @@
 
 #if defined(USE_ASH)
 #include "ash/wm/property_util.h"
+#include "ash/wm/window_util.h"
 #endif
 
 #if !defined(OS_CHROMEOS)
@@ -109,6 +110,12 @@ BrowserFrameAura::BrowserFrameAura(BrowserFrame* browser_frame,
     ash::SetPersistsAcrossAllWorkspaces(
         GetNativeWindow(),
         ash::WINDOW_PERSISTS_ACROSS_ALL_WORKSPACES_VALUE_NO);
+    // Also mark this window as automatically position managed.
+    ash::wm::SetWindowPositionManaged(GetNativeWindow(), true);
+    // If the browser got restored and was previously positioned by the user,
+    // the flag gets restored.
+    if (browser_view->browser()->initial_user_has_changed_window_or_position())
+      ash::wm::SetUserHasChangedWindowPositionOrSize(GetNativeWindow(), true);
   }
 #endif
 }