Add requests omit-origin-header-flag

third_party/WebKit/Source/modules/fetch/Request.cpp

Index: third_party/WebKit/Source/modules/fetch/Request.cpp
diff --git a/third_party/WebKit/Source/modules/fetch/Request.cpp b/third_party/WebKit/Source/modules/fetch/Request.cpp
index 24239c4836f4347a712c41c4b901678217ac319a..2053c6033a3cf4f18ec9eabd070cdf4f91445638 100644
--- a/third_party/WebKit/Source/modules/fetch/Request.cpp
+++ b/third_party/WebKit/Source/modules/fetch/Request.cpp
@@ -38,6 +38,7 @@ FetchRequestData* createCopyOfFetchRequestDataForFetch(ScriptState* scriptState,
         request->setOrigin(scriptState->executionContext()->securityOrigin());
     // FIXME: Set ForceOriginHeaderFlag.
     request->setSameOriginDataURLFlag(true);
+    request->setOmitOriginHeaderFlag(original->omitOriginHeaderFlag());
     request->setReferrer(original->referrer());
     request->setMode(original->mode());
     request->setCredentials(original->credentials());
@@ -128,6 +129,7 @@ Request* Request::createRequestWithRequestOrString(ScriptState* scriptState, Req
             return nullptr;
         }
         // "2. Unset |request|'s omit-Origin-header flag."
+        request->setOmitOriginHeaderFlag(false);
         // "3. Set |request|'s referrer to "client"."
         // "4. Set |request|'s referrer policy to the empty string."
         // => RequestInit::RequestInit.