Don't set the origin twice when navigating for javascript: URLs

third_party/WebKit/Source/core/dom/DocumentInit.cpp

Index: third_party/WebKit/Source/core/dom/DocumentInit.cpp
diff --git a/third_party/WebKit/Source/core/dom/DocumentInit.cpp b/third_party/WebKit/Source/core/dom/DocumentInit.cpp
index d8e85c112159f624e6d092aee3525b04ef5765c3..4b80976c213978391cbefb9f7f5522af9c8c2d09 100644
--- a/third_party/WebKit/Source/core/dom/DocumentInit.cpp
+++ b/third_party/WebKit/Source/core/dom/DocumentInit.cpp
@@ -72,6 +72,7 @@ DocumentInit::DocumentInit(const KURL& url, LocalFrame* frame, WeakPtrWillBeRawP
     , m_importsController(importsController)
     , m_createNewRegistrationContext(false)
     , m_shouldReuseDefaultView(frame && frame->shouldReuseDefaultView(url))
+    , m_shouldInheritSecurityOriginFromOwner(url.isEmpty() || url.protocolIsAbout())
 {
 }
 
@@ -172,6 +173,12 @@ DocumentInit& DocumentInit::withNewRegistrationContext()
     return *this;
 }
 
+DocumentInit& DocumentInit::withoutInheritingSecurityOrigin()
+{
+    m_shouldInheritSecurityOriginFromOwner = false;
+    return *this;
+}
+
 PassRefPtrWillBeRawPtr<CustomElementRegistrationContext> DocumentInit::registrationContext(Document* document) const
 {
     if (!document->isHTMLDocument() && !document->isXHTMLDocument())