Prevent extensions from moving tabs between profiles.

chrome/browser/extensions/extension_tabs_module.cc

Index: chrome/browser/extensions/extension_tabs_module.cc
diff --git a/chrome/browser/extensions/extension_tabs_module.cc b/chrome/browser/extensions/extension_tabs_module.cc
index e39d1f5e9c5fac306e0d6a34927de2e1a587d53a..4ce2cd59defc1554df6085feafb03df67f81f662 100644
--- a/chrome/browser/extensions/extension_tabs_module.cc
+++ b/chrome/browser/extensions/extension_tabs_module.cc
@@ -880,6 +880,11 @@ bool MoveTabFunction::RunImpl() {
       return false;
     }
 
+    if (target_browser->profile() != source_browser->profile()) {
+      error_ = keys::kCanOnlyMoveTabsWithinSameProfileError;
+      return false;
+    }
+
     // If windowId is different from the current window, move between windows.
     if (ExtensionTabUtil::GetWindowId(target_browser) !=
         ExtensionTabUtil::GetWindowId(source_browser)) {