| Index: chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabWindowManager.java | 
| diff --git a/chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabWindowManager.java b/chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabWindowManager.java | 
| index 7ee032e0908ed2d9faf1f9eae37f4cdc5f183e4b..131f71c3ed9db47150f4d5e1f010dbc57fae7f62 100644 | 
| --- a/chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabWindowManager.java | 
| +++ b/chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabWindowManager.java | 
| @@ -158,19 +158,27 @@ public class TabWindowManager implements ActivityStateListener { | 
| * @return Whether the given tab exists in any currently loaded selector. | 
| */ | 
| public boolean tabExistsInAnySelector(int tabId) { | 
| +        return getTabById(tabId) != null; | 
| +    } | 
| + | 
| +    /** | 
| +     * @param tabId The ID of the tab in question. | 
| +     * @return Specified {@link Tab} or {@code null} if the {@link Tab} is not found. | 
| +     */ | 
| +    public Tab getTabById(int tabId) { | 
| for (int i = 0; i < mSelectors.size(); i++) { | 
| TabModelSelector selector = mSelectors.get(i); | 
| if (selector != null) { | 
| -                if (TabModelUtils.getTabById(selector.getModel(false), tabId) != null | 
| -                        || TabModelUtils.getTabById(selector.getModel(true), tabId) != null) { | 
| -                    return true; | 
| -                } | 
| +                final Tab tab = selector.getTabById(tabId); | 
| +                if (tab != null) return tab; | 
| } | 
| } | 
|  | 
| -        // Account for tabs that were recently reparented and haven't been attached to new | 
| -        // activities yet. | 
| -        return AsyncTabParamsManager.hasParamsForTabId(tabId); | 
| +        if (AsyncTabParamsManager.hasParamsForTabId(tabId)) { | 
| +            return AsyncTabParamsManager.getAsyncTabParams().get(tabId).getTabToReparent(); | 
| +        } | 
| + | 
| +        return null; | 
| } | 
|  | 
| @Override | 
|  |