Enforce referrer policies for workers

Source/core/frame/csp/ContentSecurityPolicy.cpp

Index: Source/core/frame/csp/ContentSecurityPolicy.cpp
diff --git a/Source/core/frame/csp/ContentSecurityPolicy.cpp b/Source/core/frame/csp/ContentSecurityPolicy.cpp
index 3eb3d0fa975b72f7e99e9800d84a0536cf056478..4da13458db2d51a6ab79e79b616978d44901f2ee 100644
--- a/Source/core/frame/csp/ContentSecurityPolicy.cpp
+++ b/Source/core/frame/csp/ContentSecurityPolicy.cpp
@@ -168,7 +168,10 @@ void ContentSecurityPolicy::applyPolicySideEffectsToExecutionContext()
     m_selfProtocol = securityOrigin()->protocol();
     m_selfSource = adoptPtr(new CSPSource(this, m_selfProtocol, securityOrigin()->host(), securityOrigin()->port(), String(), CSPSource::NoWildcard, CSPSource::NoWildcard));
 
-    // If we're in a Document, set the referrer policy, mixed content checking, and sandbox
+    if (didSetReferrerPolicy())
+        m_executionContext->setReferrerPolicy(m_referrerPolicy);
+
+    // If we're in a Document, set mixed content checking and sandbox
     // flags, then dump all the parsing error messages, then poke at histograms.
     if (Document* document = this->document()) {
         if (m_sandboxMask != SandboxNone) {
@@ -177,8 +180,6 @@ void ContentSecurityPolicy::applyPolicySideEffectsToExecutionContext()
         }
         if (m_enforceStrictMixedContentChecking)
             document->enforceStrictMixedContentChecking();
-        if (didSetReferrerPolicy())
-            document->setReferrerPolicy(m_referrerPolicy);
         if (m_insecureRequestsPolicy == SecurityContext::InsecureRequestsUpgrade) {
             UseCounter::count(document, UseCounter::UpgradeInsecureRequestsEnabled);
             document->setInsecureRequestsPolicy(m_insecureRequestsPolicy);