Reset Frame::m_hasReceivedUserGesture for main frames on navigation

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

 // Copyright 2016 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/DocumentUserGestureToken.h"
 
 #include "core/testing/DummyPageHolder.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace blink {
@@ skipping 25 matching lines @@
   DocumentUserGestureToken::create(nullptr);
   EXPECT_TRUE(document().frame()->hasReceivedUserGesture());
 }
 
 TEST_F(DocumentUserGestureTokenTest, NewGesture) {
   // UserGestureToken::Status doesn't impact Document gesture state.
   DocumentUserGestureToken::create(&document(), UserGestureToken::NewGesture);
   EXPECT_TRUE(document().frame()->hasReceivedUserGesture());
 }
 
+TEST_F(DocumentUserGestureTokenTest, Navigate) {
+  DocumentUserGestureToken::create(&document());
+  ASSERT_TRUE(document().frame()->hasReceivedUserGesture());
+
+  // Navigate to a different Document. In the main frame, user gesture state
+  // will get reset.
+  document().frame()->loader().load(FrameLoadRequest(nullptr, KURL()));
+  EXPECT_FALSE(document().frame()->hasReceivedUserGesture());
+}
+
 }  // namespace blink