Fix is_browser_shortcut; add a test.

third_party/WebKit/Source/core/dom/UserGestureIndicator.cpp

 // Copyright 2017 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.
 
 #include "core/dom/UserGestureIndicator.h"
 
 #include "platform/Histogram.h"
 #include "platform/wtf/Assertions.h"
 #include "platform/wtf/CurrentTime.h"
 #include "platform/wtf/StdLibExtras.h"
@@ skipping 16 matching lines @@
 // User gestures timeout in 1 second.
 const double kUserGestureTimeout = 1.0;
 
 // For out of process tokens we allow a 10 second delay.
 const double kUserGestureOutOfProcessTimeout = 10.0;
 
 // static
 PassRefPtr<UserGestureToken> UserGestureToken::Create(Document* document,
                                                       Status status) {
   SetHasReceivedUserGesture(document);
+  LOG(ERROR) << "new token";
   return AdoptRef(new UserGestureToken(status));
 }
 
 // static
 PassRefPtr<UserGestureToken> UserGestureToken::Adopt(Document* document,
                                                      UserGestureToken* token) {
   if (!token || !token->HasGestures())
     return nullptr;
   SetHasReceivedUserGesture(document);
   return token;
@@ skipping 113 matching lines @@
 UserGestureToken* UserGestureIndicator::CurrentToken() {
   DCHECK(IsMainThread());
   return root_token_;
 }
 
 UserGestureToken* UserGestureIndicator::CurrentTokenThreadSafe() {
   return IsMainThread() ? CurrentToken() : nullptr;
 }
 
 }  // namespace blink