| Index: third_party/WebKit/Source/platform/testing/WebLayerTreeViewImplForTesting.cpp
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| diff --git a/third_party/WebKit/Source/platform/testing/WebLayerTreeViewImplForTesting.cpp b/third_party/WebKit/Source/platform/testing/WebLayerTreeViewImplForTesting.cpp
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| index ce196ddb0286c87b8e9e066c87feb010668d0787..81ac2c264bcc9f15b512fa49936d31f8cfcb1499 100644
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| --- a/third_party/WebKit/Source/platform/testing/WebLayerTreeViewImplForTesting.cpp
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| +++ b/third_party/WebKit/Source/platform/testing/WebLayerTreeViewImplForTesting.cpp
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| @@ -88,6 +88,13 @@ void WebLayerTreeViewImplForTesting::setViewportSize(const WebSize& deviceViewpo
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|      m_layerTreeHost->GetLayerTree()->SetViewportSize(gfxSize);
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|  }
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|  
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| +WebSize WebLayerTreeViewImplForTesting::getViewportSize() const
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| +{
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| +    return WebSize(
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| +        m_layerTreeHost->GetLayerTree()->device_viewport_size().width(),
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| +        m_layerTreeHost->GetLayerTree()->device_viewport_size().height());
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| +}
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| +
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|  void WebLayerTreeViewImplForTesting::setDeviceScaleFactor(float deviceScaleFactor)
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|  {
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|      m_layerTreeHost->GetLayerTree()->SetDeviceScaleFactor(deviceScaleFactor);
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| 
 |