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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/browser/renderer_host/media/web_contents_video_capture_device.
h" | 5 #include "content/browser/renderer_host/media/web_contents_video_capture_device.
h" |
6 | 6 |
7 #include "base/bind_helpers.h" | 7 #include "base/bind_helpers.h" |
8 #include "base/debug/debugger.h" | 8 #include "base/debug/debugger.h" |
9 #include "base/run_loop.h" | 9 #include "base/run_loop.h" |
10 #include "base/test/test_timeouts.h" | 10 #include "base/test/test_timeouts.h" |
11 #include "base/time.h" | 11 #include "base/time.h" |
12 #include "base/timer.h" | 12 #include "base/timer.h" |
13 #include "content/browser/browser_thread_impl.h" | 13 #include "content/browser/browser_thread_impl.h" |
14 #include "content/browser/renderer_host/media/video_capture_buffer_pool.h" | 14 #include "content/browser/renderer_host/media/video_capture_buffer_pool.h" |
15 #include "content/browser/renderer_host/media/video_capture_oracle.h" | 15 #include "content/browser/renderer_host/media/video_capture_oracle.h" |
16 #include "content/browser/renderer_host/media/web_contents_capture_util.h" | 16 #include "content/browser/renderer_host/media/web_contents_capture_util.h" |
17 #include "content/browser/renderer_host/render_view_host_factory.h" | 17 #include "content/browser/renderer_host/render_view_host_factory.h" |
18 #include "content/browser/renderer_host/render_widget_host_impl.h" | 18 #include "content/browser/renderer_host/render_widget_host_impl.h" |
19 #include "content/browser/renderer_host/test_render_view_host.h" | 19 #include "content/browser/renderer_host/test_render_view_host.h" |
20 #include "content/port/browser/render_widget_host_view_frame_subscriber.h" | 20 #include "content/port/browser/render_widget_host_view_frame_subscriber.h" |
21 #include "content/public/browser/notification_service.h" | 21 #include "content/public/browser/notification_service.h" |
22 #include "content/public/browser/notification_types.h" | 22 #include "content/public/browser/notification_types.h" |
23 #include "content/public/test/mock_render_process_host.h" | 23 #include "content/public/test/mock_render_process_host.h" |
24 #include "content/public/test/test_browser_context.h" | 24 #include "content/public/test/test_browser_context.h" |
25 #include "content/public/test/test_browser_thread.h" | 25 #include "content/public/test/test_browser_thread_bundle.h" |
26 #include "content/public/test/test_utils.h" | 26 #include "content/public/test/test_utils.h" |
27 #include "content/test/test_web_contents.h" | 27 #include "content/test/test_web_contents.h" |
28 #include "media/base/video_util.h" | 28 #include "media/base/video_util.h" |
29 #include "media/base/yuv_convert.h" | 29 #include "media/base/yuv_convert.h" |
30 #include "media/video/capture/video_capture_types.h" | 30 #include "media/video/capture/video_capture_types.h" |
31 #include "skia/ext/platform_canvas.h" | 31 #include "skia/ext/platform_canvas.h" |
32 #include "testing/gtest/include/gtest/gtest.h" | 32 #include "testing/gtest/include/gtest/gtest.h" |
33 #include "third_party/skia/include/core/SkColor.h" | 33 #include "third_party/skia/include/core/SkColor.h" |
34 | 34 |
35 namespace content { | 35 namespace content { |
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410 bool error_encountered_; | 410 bool error_encountered_; |
411 SkColor wait_color_yuv_; | 411 SkColor wait_color_yuv_; |
412 scoped_refptr<VideoCaptureBufferPool> buffer_pool_; | 412 scoped_refptr<VideoCaptureBufferPool> buffer_pool_; |
413 | 413 |
414 DISALLOW_COPY_AND_ASSIGN(StubConsumer); | 414 DISALLOW_COPY_AND_ASSIGN(StubConsumer); |
415 }; | 415 }; |
416 | 416 |
417 // Test harness that sets up a minimal environment with necessary stubs. | 417 // Test harness that sets up a minimal environment with necessary stubs. |
418 class WebContentsVideoCaptureDeviceTest : public testing::Test { | 418 class WebContentsVideoCaptureDeviceTest : public testing::Test { |
419 public: | 419 public: |
420 WebContentsVideoCaptureDeviceTest() {} | 420 // This is public because C++ method pointer scoping rules are silly and make |
421 | 421 // this hard to use with Bind(). |
422 void ResetWebContents() { | 422 void ResetWebContents() { |
423 web_contents_.reset(); | 423 web_contents_.reset(); |
424 } | 424 } |
425 | 425 |
426 protected: | 426 protected: |
427 virtual void SetUp() { | 427 virtual void SetUp() { |
428 // TODO(nick): Sadness and woe! Much "mock-the-world" boilerplate could be | 428 // TODO(nick): Sadness and woe! Much "mock-the-world" boilerplate could be |
429 // eliminated here, if only we could use RenderViewHostTestHarness. The | 429 // eliminated here, if only we could use RenderViewHostTestHarness. The |
430 // catch is that we need our TestRenderViewHost to support a | 430 // catch is that we need our TestRenderViewHost to support a |
431 // CopyFromBackingStore operation that we control. To accomplish that, | 431 // CopyFromBackingStore operation that we control. To accomplish that, |
432 // either RenderViewHostTestHarness would have to support installing a | 432 // either RenderViewHostTestHarness would have to support installing a |
433 // custom RenderViewHostFactory, or else we implant some kind of delegated | 433 // custom RenderViewHostFactory, or else we implant some kind of delegated |
434 // CopyFromBackingStore functionality into TestRenderViewHost itself. | 434 // CopyFromBackingStore functionality into TestRenderViewHost itself. |
435 | 435 |
436 // The main thread will serve as the UI thread as well as the test thread. | |
437 // We'll manually pump the run loop at appropriate times in the test. | |
438 ui_thread_.reset(new TestBrowserThread(BrowserThread::UI, &message_loop_)); | |
439 | |
440 render_process_host_factory_.reset(new MockRenderProcessHostFactory()); | 436 render_process_host_factory_.reset(new MockRenderProcessHostFactory()); |
441 // Create our (self-registering) RVH factory, so that when we create a | 437 // Create our (self-registering) RVH factory, so that when we create a |
442 // WebContents, it in turn creates CaptureTestRenderViewHosts. | 438 // WebContents, it in turn creates CaptureTestRenderViewHosts. |
443 render_view_host_factory_.reset( | 439 render_view_host_factory_.reset( |
444 new CaptureTestRenderViewHostFactory(&controller_)); | 440 new CaptureTestRenderViewHostFactory(&controller_)); |
445 | 441 |
446 browser_context_.reset(new TestBrowserContext()); | 442 browser_context_.reset(new TestBrowserContext()); |
447 | 443 |
448 scoped_refptr<SiteInstance> site_instance = | 444 scoped_refptr<SiteInstance> site_instance = |
449 SiteInstance::Create(browser_context_.get()); | 445 SiteInstance::Create(browser_context_.get()); |
450 SiteInstanceImpl::set_render_process_host_factory( | 446 SiteInstanceImpl::set_render_process_host_factory( |
451 render_process_host_factory_.get()); | 447 render_process_host_factory_.get()); |
452 web_contents_.reset( | 448 web_contents_.reset( |
453 TestWebContents::Create(browser_context_.get(), site_instance.get())); | 449 TestWebContents::Create(browser_context_.get(), site_instance.get())); |
454 | 450 |
455 // This is actually a CaptureTestRenderViewHost. | 451 // This is actually a CaptureTestRenderViewHost. |
456 RenderWidgetHostImpl* rwh = | 452 RenderWidgetHostImpl* rwh = |
457 RenderWidgetHostImpl::From(web_contents_->GetRenderViewHost()); | 453 RenderWidgetHostImpl::From(web_contents_->GetRenderViewHost()); |
458 | 454 |
459 std::string device_id = | 455 std::string device_id = |
460 WebContentsCaptureUtil::AppendWebContentsDeviceScheme( | 456 WebContentsCaptureUtil::AppendWebContentsDeviceScheme( |
461 base::StringPrintf("%d:%d", rwh->GetProcess()->GetID(), | 457 base::StringPrintf("%d:%d", rwh->GetProcess()->GetID(), |
462 rwh->GetRoutingID())); | 458 rwh->GetRoutingID())); |
463 | 459 |
464 device_.reset(WebContentsVideoCaptureDevice::Create(device_id)); | 460 device_.reset(WebContentsVideoCaptureDevice::Create(device_id)); |
465 | 461 |
466 content::RunAllPendingInMessageLoop(); | 462 base::RunLoop().RunUntilIdle(); |
467 } | 463 } |
468 | 464 |
469 virtual void TearDown() { | 465 virtual void TearDown() { |
470 // Tear down in opposite order of set-up. | 466 // Tear down in opposite order of set-up. |
471 | 467 |
472 // The device is destroyed asynchronously, and will notify the | 468 // The device is destroyed asynchronously, and will notify the |
473 // CaptureTestSourceController when it finishes destruction. | 469 // CaptureTestSourceController when it finishes destruction. |
474 // Trigger this, and wait. | 470 // Trigger this, and wait. |
475 if (device_) { | 471 if (device_) { |
476 device_->DeAllocate(); | 472 device_->DeAllocate(); |
477 device_.reset(); | 473 device_.reset(); |
478 } | 474 } |
479 | 475 |
480 content::RunAllPendingInMessageLoop(); | 476 base::RunLoop().RunUntilIdle(); |
481 | 477 |
482 // Destroy the browser objects. | 478 // Destroy the browser objects. |
483 web_contents_.reset(); | 479 web_contents_.reset(); |
484 browser_context_.reset(); | 480 browser_context_.reset(); |
485 | 481 |
486 content::RunAllPendingInMessageLoop(); | 482 base::RunLoop().RunUntilIdle(); |
487 | 483 |
488 SiteInstanceImpl::set_render_process_host_factory(NULL); | 484 SiteInstanceImpl::set_render_process_host_factory(NULL); |
489 render_view_host_factory_.reset(); | 485 render_view_host_factory_.reset(); |
490 render_process_host_factory_.reset(); | 486 render_process_host_factory_.reset(); |
491 } | 487 } |
492 | 488 |
493 // Accessors. | 489 // Accessors. |
494 CaptureTestSourceController* source() { return &controller_; } | 490 CaptureTestSourceController* source() { return &controller_; } |
495 media::VideoCaptureDevice* device() { return device_.get(); } | 491 media::VideoCaptureDevice* device() { return device_.get(); } |
496 StubConsumer* consumer() { return &consumer_; } | 492 StubConsumer* consumer() { return &consumer_; } |
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512 | 508 |
513 void DestroyVideoCaptureDevice() { device_.reset(); } | 509 void DestroyVideoCaptureDevice() { device_.reset(); } |
514 | 510 |
515 private: | 511 private: |
516 // The consumer is the ultimate recipient of captured pixel data. | 512 // The consumer is the ultimate recipient of captured pixel data. |
517 StubConsumer consumer_; | 513 StubConsumer consumer_; |
518 | 514 |
519 // The controller controls which pixel patterns to produce. | 515 // The controller controls which pixel patterns to produce. |
520 CaptureTestSourceController controller_; | 516 CaptureTestSourceController controller_; |
521 | 517 |
522 // We run the UI message loop on the main thread. The capture device | |
523 // will also spin up its own threads. | |
524 base::MessageLoopForUI message_loop_; | |
525 scoped_ptr<TestBrowserThread> ui_thread_; | |
526 | |
527 // Self-registering RenderProcessHostFactory. | 518 // Self-registering RenderProcessHostFactory. |
528 scoped_ptr<MockRenderProcessHostFactory> render_process_host_factory_; | 519 scoped_ptr<MockRenderProcessHostFactory> render_process_host_factory_; |
529 | 520 |
530 // Creates capture-capable RenderViewHosts whose pixel content production is | 521 // Creates capture-capable RenderViewHosts whose pixel content production is |
531 // under the control of |controller_|. | 522 // under the control of |controller_|. |
532 scoped_ptr<CaptureTestRenderViewHostFactory> render_view_host_factory_; | 523 scoped_ptr<CaptureTestRenderViewHostFactory> render_view_host_factory_; |
533 | 524 |
534 // A mocked-out browser and tab. | 525 // A mocked-out browser and tab. |
535 scoped_ptr<TestBrowserContext> browser_context_; | 526 scoped_ptr<TestBrowserContext> browser_context_; |
536 scoped_ptr<WebContents> web_contents_; | 527 scoped_ptr<WebContents> web_contents_; |
537 | 528 |
538 // Finally, the WebContentsVideoCaptureDevice under test. | 529 // Finally, the WebContentsVideoCaptureDevice under test. |
539 scoped_ptr<media::VideoCaptureDevice> device_; | 530 scoped_ptr<media::VideoCaptureDevice> device_; |
540 | 531 |
541 DISALLOW_COPY_AND_ASSIGN(WebContentsVideoCaptureDeviceTest); | 532 TestBrowserThreadBundle thread_bundle_; |
542 }; | 533 }; |
543 | 534 |
544 TEST_F(WebContentsVideoCaptureDeviceTest, InvalidInitialWebContentsError) { | 535 TEST_F(WebContentsVideoCaptureDeviceTest, InvalidInitialWebContentsError) { |
545 // Before the installs itself on the UI thread up to start capturing, we'll | 536 // Before the installs itself on the UI thread up to start capturing, we'll |
546 // delete the web contents. This should trigger an error which can happen in | 537 // delete the web contents. This should trigger an error which can happen in |
547 // practice; we should be able to recover gracefully. | 538 // practice; we should be able to recover gracefully. |
548 ResetWebContents(); | 539 ResetWebContents(); |
549 | 540 |
550 device()->Allocate(kTestWidth, kTestHeight, kTestFramesPerSecond, consumer()); | 541 device()->Allocate(kTestWidth, kTestHeight, kTestFramesPerSecond, consumer()); |
551 device()->Start(); | 542 device()->Start(); |
552 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForError()); | 543 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForError()); |
553 device()->DeAllocate(); | 544 device()->DeAllocate(); |
554 } | 545 } |
555 | 546 |
556 TEST_F(WebContentsVideoCaptureDeviceTest, WebContentsDestroyed) { | 547 TEST_F(WebContentsVideoCaptureDeviceTest, WebContentsDestroyed) { |
557 // We'll simulate the tab being closed after the capture pipeline is up and | 548 // We'll simulate the tab being closed after the capture pipeline is up and |
558 // running. | 549 // running. |
559 device()->Allocate(kTestWidth, kTestHeight, kTestFramesPerSecond, consumer()); | 550 device()->Allocate(kTestWidth, kTestHeight, kTestFramesPerSecond, consumer()); |
560 device()->Start(); | 551 device()->Start(); |
561 | 552 |
562 // Do one capture to prove | 553 // Do one capture to prove |
563 source()->SetSolidColor(SK_ColorRED); | 554 source()->SetSolidColor(SK_ColorRED); |
564 SimulateDrawEvent(); | 555 SimulateDrawEvent(); |
565 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorRED)); | 556 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorRED)); |
566 | 557 |
567 content::RunAllPendingInMessageLoop(); | 558 base::RunLoop().RunUntilIdle(); |
568 | 559 |
569 // Post a task to close the tab. We should see an error reported to the | 560 // Post a task to close the tab. We should see an error reported to the |
570 // consumer. | 561 // consumer. |
571 BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, | 562 BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, |
572 base::Bind(&WebContentsVideoCaptureDeviceTest::ResetWebContents, | 563 base::Bind(&WebContentsVideoCaptureDeviceTest::ResetWebContents, |
573 base::Unretained(this))); | 564 base::Unretained(this))); |
574 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForError()); | 565 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForError()); |
575 device()->DeAllocate(); | 566 device()->DeAllocate(); |
576 } | 567 } |
577 | 568 |
578 TEST_F(WebContentsVideoCaptureDeviceTest, | 569 TEST_F(WebContentsVideoCaptureDeviceTest, |
579 StopDeviceBeforeCaptureMachineCreation) { | 570 StopDeviceBeforeCaptureMachineCreation) { |
580 device()->Allocate(kTestWidth, kTestHeight, kTestFramesPerSecond, consumer()); | 571 device()->Allocate(kTestWidth, kTestHeight, kTestFramesPerSecond, consumer()); |
581 device()->Start(); | 572 device()->Start(); |
582 // Make a point of not running the UI messageloop here. | 573 // Make a point of not running the UI messageloop here. |
583 device()->Stop(); | 574 device()->Stop(); |
584 device()->DeAllocate(); | 575 device()->DeAllocate(); |
585 DestroyVideoCaptureDevice(); | 576 DestroyVideoCaptureDevice(); |
586 | 577 |
587 // Currently, there should be CreateCaptureMachineOnUIThread() and | 578 // Currently, there should be CreateCaptureMachineOnUIThread() and |
588 // DestroyCaptureMachineOnUIThread() tasks pending on the current (UI) message | 579 // DestroyCaptureMachineOnUIThread() tasks pending on the current (UI) message |
589 // loop. These should both succeed without crashing, and the machine should | 580 // loop. These should both succeed without crashing, and the machine should |
590 // wind up in the idle state. | 581 // wind up in the idle state. |
591 content::RunAllPendingInMessageLoop(); | 582 base::RunLoop().RunUntilIdle(); |
592 } | 583 } |
593 | 584 |
594 TEST_F(WebContentsVideoCaptureDeviceTest, StopWithRendererWorkToDo) { | 585 TEST_F(WebContentsVideoCaptureDeviceTest, StopWithRendererWorkToDo) { |
595 // Set up the test to use RGB copies and an normal | 586 // Set up the test to use RGB copies and an normal |
596 source()->SetCanCopyToVideoFrame(false); | 587 source()->SetCanCopyToVideoFrame(false); |
597 source()->SetUseFrameSubscriber(false); | 588 source()->SetUseFrameSubscriber(false); |
598 device()->Allocate(kTestWidth, kTestHeight, kTestFramesPerSecond, | 589 device()->Allocate(kTestWidth, kTestHeight, kTestFramesPerSecond, |
599 consumer()); | 590 consumer()); |
600 device()->Start(); | 591 device()->Start(); |
601 // Make a point of not running the UI messageloop here. | 592 // Make a point of not running the UI messageloop here. |
602 content::RunAllPendingInMessageLoop(); | 593 // TODO(ajwong): Why do we care? |
| 594 base::RunLoop().RunUntilIdle(); |
603 | 595 |
604 for (int i = 0; i < 10; ++i) | 596 for (int i = 0; i < 10; ++i) |
605 SimulateDrawEvent(); | 597 SimulateDrawEvent(); |
606 | 598 |
607 device()->Stop(); | 599 device()->Stop(); |
608 device()->DeAllocate(); | 600 device()->DeAllocate(); |
609 // Currently, there should be CreateCaptureMachineOnUIThread() and | 601 // Currently, there should be CreateCaptureMachineOnUIThread() and |
610 // DestroyCaptureMachineOnUIThread() tasks pending on the current message | 602 // DestroyCaptureMachineOnUIThread() tasks pending on the current message |
611 // loop. These should both succeed without crashing, and the machine should | 603 // loop. These should both succeed without crashing, and the machine should |
612 // wind up in the idle state. | 604 // wind up in the idle state. |
613 ASSERT_FALSE(consumer()->HasError()); | 605 ASSERT_FALSE(consumer()->HasError()); |
614 content::RunAllPendingInMessageLoop(); | 606 base::RunLoop().RunUntilIdle(); |
615 ASSERT_FALSE(consumer()->HasError()); | 607 ASSERT_FALSE(consumer()->HasError()); |
616 } | 608 } |
617 | 609 |
618 TEST_F(WebContentsVideoCaptureDeviceTest, DeviceRestart) { | 610 TEST_F(WebContentsVideoCaptureDeviceTest, DeviceRestart) { |
619 device()->Allocate(kTestWidth, kTestHeight, kTestFramesPerSecond, consumer()); | 611 device()->Allocate(kTestWidth, kTestHeight, kTestFramesPerSecond, consumer()); |
620 device()->Start(); | 612 device()->Start(); |
621 content::RunAllPendingInMessageLoop(); | 613 base::RunLoop().RunUntilIdle(); |
622 source()->SetSolidColor(SK_ColorRED); | 614 source()->SetSolidColor(SK_ColorRED); |
623 SimulateDrawEvent(); | 615 SimulateDrawEvent(); |
624 SimulateDrawEvent(); | 616 SimulateDrawEvent(); |
625 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorRED)); | 617 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorRED)); |
626 SimulateDrawEvent(); | 618 SimulateDrawEvent(); |
627 SimulateDrawEvent(); | 619 SimulateDrawEvent(); |
628 source()->SetSolidColor(SK_ColorGREEN); | 620 source()->SetSolidColor(SK_ColorGREEN); |
629 SimulateDrawEvent(); | 621 SimulateDrawEvent(); |
630 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorGREEN)); | 622 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorGREEN)); |
631 device()->Stop(); | 623 device()->Stop(); |
632 | 624 |
633 // Device is stopped, but content can still be animating. | 625 // Device is stopped, but content can still be animating. |
634 SimulateDrawEvent(); | 626 SimulateDrawEvent(); |
635 SimulateDrawEvent(); | 627 SimulateDrawEvent(); |
636 content::RunAllPendingInMessageLoop(); | 628 base::RunLoop().RunUntilIdle(); |
637 | 629 |
638 device()->Start(); | 630 device()->Start(); |
639 source()->SetSolidColor(SK_ColorBLUE); | 631 source()->SetSolidColor(SK_ColorBLUE); |
640 SimulateDrawEvent(); | 632 SimulateDrawEvent(); |
641 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorBLUE)); | 633 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorBLUE)); |
642 source()->SetSolidColor(SK_ColorYELLOW); | 634 source()->SetSolidColor(SK_ColorYELLOW); |
643 SimulateDrawEvent(); | 635 SimulateDrawEvent(); |
644 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorYELLOW)); | 636 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorYELLOW)); |
645 device()->DeAllocate(); | 637 device()->DeAllocate(); |
646 } | 638 } |
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726 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorGREEN)); | 718 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorGREEN)); |
727 source()->SetSolidColor(SK_ColorRED); | 719 source()->SetSolidColor(SK_ColorRED); |
728 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorRED)); | 720 ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorRED)); |
729 | 721 |
730 device()->Stop(); | 722 device()->Stop(); |
731 device()->DeAllocate(); | 723 device()->DeAllocate(); |
732 } | 724 } |
733 | 725 |
734 } // namespace | 726 } // namespace |
735 } // namespace content | 727 } // namespace content |
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