Ensure media permission requests are correctly cancelled when permission prompts are ignored

chrome/browser/permissions/permission_manager_unittest.cc

 // 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.
 
 #include "chrome/browser/permissions/permission_manager.h"
 
 #include "base/macros.h"
 #include "build/build_config.h"
 #include "chrome/browser/content_settings/host_content_settings_map_factory.h"
 #include "chrome/browser/permissions/permission_manager_factory.h"
+#include "chrome/browser/permissions/permission_request_manager.h"
 #include "chrome/browser/permissions/permission_result.h"
+#include "chrome/browser/ui/permission_bubble/mock_permission_prompt_factory.h"
 #include "chrome/test/base/chrome_render_view_host_test_harness.h"
 #include "chrome/test/base/testing_profile.h"
 #include "components/content_settings/core/browser/host_content_settings_map.h"
 #include "content/public/browser/permission_type.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "device/vr/features/features.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if BUILDFLAG(ENABLE_VR) && defined(OS_ANDROID)
 #include "chrome/browser/android/vr_shell/vr_tab_helper.h"
@@ skipping 76 matching lines @@
     return callback_called_;
   }
 
   PermissionStatus callback_result() const { return callback_result_; }
 
   void Reset() {
     callback_called_ = false;
     callback_result_ = PermissionStatus::ASK;
   }
 
+  bool PendingRequestsEmpty() {
+    return GetPermissionManager()->pending_requests_.IsEmpty();
+  }
+
  private:
   void SetUp() override {
     ChromeRenderViewHostTestHarness::SetUp();
     profile_.reset(new PermissionManagerTestingProfile());
   }
 
   void TearDown() override {
     profile_.reset();
     ChromeRenderViewHostTestHarness::TearDown();
   }
@@ skipping 310 matching lines @@
 
   vr_tab_helper->SetIsInVr(false);
   GetPermissionManager()->RequestPermission(
       PermissionType::NOTIFICATIONS, main_rfh(), url(), false,
       base::Bind(&PermissionManagerTest::OnPermissionChange,
                  base::Unretained(this)));
   EXPECT_TRUE(callback_called());
   EXPECT_EQ(PermissionStatus::GRANTED, callback_result());
 }
 #endif  // BUILDFLAG(ENABLE_VR) && defined(OS_ANDROID)
+
+TEST_F(PermissionManagerTest, PermissionIgnoredCleanup) {
+  content::WebContents* contents = web_contents();
+  PermissionRequestManager::CreateForWebContents(contents);
+  PermissionRequestManager* manager =
+      PermissionRequestManager::FromWebContents(contents);
+  auto prompt_factory = base::MakeUnique<MockPermissionPromptFactory>(manager);
+  manager->DisplayPendingRequests();
+
+  NavigateAndCommit(url());
+
+  GetPermissionManager()->RequestPermission(
+      PermissionType::VIDEO_CAPTURE, main_rfh(), url(), /*user_gesture=*/true,
+      base::Bind(&PermissionManagerTest::OnPermissionChange,
+                 base::Unretained(this)));
+
+  EXPECT_FALSE(PendingRequestsEmpty());
+
+  NavigateAndCommit(GURL("https://foobar.com"));
+
+  EXPECT_FALSE(callback_called());
+  EXPECT_TRUE(PendingRequestsEmpty());
+}