Add FLAG_ACTIVITY_NEW_TASK to trusted Intents

chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java

Index: chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java b/chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java
index c4d1f3239ecf1ad1d1bf5e955f4522c615b5148b..6a9f4c3bc4b9df7dfb9ce2b63dce12f80b479347 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWeb.java
@@ -156,6 +156,7 @@ public class PhysicalWeb {
      */
     public static void showUrlList() {
         IntentHandler.startChromeLauncherActivityForTrustedIntent(
-                new Intent(Intent.ACTION_VIEW, Uri.parse(UrlConstants.PHYSICAL_WEB_URL)));
+                new Intent(Intent.ACTION_VIEW, Uri.parse(UrlConstants.PHYSICAL_WEB_URL))
+                        .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
     }
 }