Update the cached WindowAndroid in PermissionInfobar after reparenting

chrome/android/java/src/org/chromium/chrome/browser/infobar/PermissionInfoBar.java

Index: chrome/android/java/src/org/chromium/chrome/browser/infobar/PermissionInfoBar.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/infobar/PermissionInfoBar.java b/chrome/android/java/src/org/chromium/chrome/browser/infobar/PermissionInfoBar.java
index 993ec94586e01a9ddd8c29a7e1e47f801d590474..1762e30aa0cd1cd0fde8421b8555a188e207ee33 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/infobar/PermissionInfoBar.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/infobar/PermissionInfoBar.java
@@ -19,6 +19,7 @@ import org.chromium.chrome.R;
 import org.chromium.chrome.browser.ContentSettingsType;
 import org.chromium.chrome.browser.ResourceId;
 import org.chromium.chrome.browser.preferences.PrefServiceBridge;
+import org.chromium.chrome.browser.tab.Tab;
 import org.chromium.ui.base.WindowAndroid;
 import org.chromium.ui.base.WindowAndroid.PermissionCallback;
 
@@ -60,6 +61,11 @@ public class PermissionInfoBar extends ConfirmInfoBar {
         }
     }
 
+    @Override
+    public void onTabReparented(Tab tab) {
+        mWindowAndroid = tab.getWindowAndroid();
+    }
+
     /**
      * Specifies the {@link ContentSettingsType}s that are controlled by this InfoBar.
      *