Out-of-line ResourceRequest/ResourceResponse ctors to save a few KB.

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

Index: third_party/WebKit/Source/platform/network/ResourceResponse.cpp
diff --git a/third_party/WebKit/Source/platform/network/ResourceResponse.cpp b/third_party/WebKit/Source/platform/network/ResourceResponse.cpp
index d1a85c9ad9916f056f8f7d425d27d13f3060fd51..0b485d7b7ec79d24a7935fba99b01360371064bd 100644
--- a/third_party/WebKit/Source/platform/network/ResourceResponse.cpp
+++ b/third_party/WebKit/Source/platform/network/ResourceResponse.cpp
@@ -164,6 +164,9 @@ ResourceResponse::ResourceResponse(CrossThreadResourceResponseData* data)
     // whatever values may be present in the opaque m_extraData structure.
 }
 
+ResourceResponse::ResourceResponse(const ResourceResponse&) = default;
+ResourceResponse& ResourceResponse::operator=(const ResourceResponse&) = default;
+
 std::unique_ptr<CrossThreadResourceResponseData> ResourceResponse::copyData() const
 {
     std::unique_ptr<CrossThreadResourceResponseData> data = wrapUnique(new CrossThreadResourceResponseData);