Render process changes for ResourceTiming sizes.

third_party/WebKit/Source/platform/network/ResourceTimingInfo.cpp

Index: third_party/WebKit/Source/platform/network/ResourceTimingInfo.cpp
diff --git a/third_party/WebKit/Source/platform/network/ResourceTimingInfo.cpp b/third_party/WebKit/Source/platform/network/ResourceTimingInfo.cpp
index 064cc455f53795a771dfdc95e4f23990251388f5..ee2cdc3732a4feb5edd7581d368e00069ff3a1bf 100644
--- a/third_party/WebKit/Source/platform/network/ResourceTimingInfo.cpp
+++ b/third_party/WebKit/Source/platform/network/ResourceTimingInfo.cpp
@@ -33,8 +33,20 @@ std::unique_ptr<CrossThreadResourceTimingInfoData> ResourceTimingInfo::copyData(
     data->m_finalResponse = m_finalResponse.copyData();
     for (const auto& response : m_redirectChain)
         data->m_redirectChain.append(response.copyData());
+    data->m_transferSize = m_transferSize;
     data->m_isMainResource = m_isMainResource;
     return data;
 }
 
+void ResourceTimingInfo::addRedirect(const ResourceResponse& redirectResponse, long long encodedDataLength, bool crossOrigin)
+{
+    m_redirectChain.append(redirectResponse);
+    if (crossOrigin && !m_hasCrossOriginRedirect) {
+        m_hasCrossOriginRedirect = true;
+        m_transferSize = 0;
+    } else if (!crossOrigin) {
+        m_transferSize += encodedDataLength;
+    }
+}
+
 } // namespace blink