Pass user gesture bit when chrome handles an intent fired by itself

chrome/android/java/src/org/chromium/chrome/browser/externalnav/ExternalNavigationHandler.java

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chrome.browser.externalnav;
 
 import android.content.ActivityNotFoundException;
 import android.content.ComponentName;
 import android.content.Intent;
 import android.net.Uri;
@@ skipping 342 matching lines @@
                 mDelegate.startIncognitoIntent(intent, params.getReferrerUrl(),
                         hasBrowserFallbackUrl ? browserFallbackUrl : null, params.getTab(),
                         params.shouldCloseContentsOnOverrideUrlLoadingAndLaunchIntent());
                 return OverrideUrlLoadingResult.OVERRIDE_WITH_ASYNC_ACTION;
             } else {
                 if (params.getRedirectHandler() != null && incomingIntentRedirect) {
                     if (!params.getRedirectHandler().hasNewResolver(intent)) {
                         return OverrideUrlLoadingResult.NO_OVERRIDE;
                     }
                 }
+                // The intent can be used to launch Chrome itself, record the user
+                // gesture here so that it can be used later.
+                if (params.hasUserGesture()) {
+                    IntentWithGesturesHandler.getInstance().onNewIntentWithGesture(intent);
+                }
                 if (mDelegate.startActivityIfNeeded(intent)) {
                     return OverrideUrlLoadingResult.OVERRIDE_WITH_EXTERNAL_INTENT;
                 } else {
                     return OverrideUrlLoadingResult.NO_OVERRIDE;
                 }
             }
         } catch (ActivityNotFoundException ex) {
             // Ignore the error. If no application can handle the URL,
             // assume the browser can handle it.
         }
@@ skipping 35 matching lines @@
         try {
             Intent intent = Intent.parseUri(url, Intent.URI_INTENT_SCHEME);
             return intent.getPackage() != null || mDelegate.canResolveActivity(intent);
         } catch (Exception ex) {
             // Ignore the error.
             Log.w(TAG, "Bad URI " + url, ex);
         }
         return false;
     }
 }