Add CSP header for resources with an active policy

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 19a7c264f149fc090fdc59220b5e817438ba912b..ad4f31ed859fa9b869875b36fbc6e745a25253bd 100644
--- a/Source/core/frame/csp/ContentSecurityPolicy.cpp
+++ b/Source/core/frame/csp/ContentSecurityPolicy.cpp
@@ -421,6 +421,16 @@ bool checkDigest(const String& source, uint8_t hashAlgorithmsUsed, const CSPDire
     return false;
 }
 
+template <bool (CSPDirectiveList::*hasPolicy)() const>
+bool hasAnyPolicy(const CSPDirectiveListVector& policies)
+{
+    for (const auto& policy : policies) {
+        if ((policy.get()->*hasPolicy)())
+            return true;
+    }
+    return false;
+}
+
 bool ContentSecurityPolicy::allowJavaScriptURLs(const String& contextURL, const WTF::OrdinalNumber& contextLine, ContentSecurityPolicy::ReportingStatus reportingStatus) const
 {
     return isAllowedByAllWithContext<&CSPDirectiveList::allowJavaScriptURLs>(m_policies, contextURL, contextLine, reportingStatus);
@@ -900,6 +910,36 @@ bool ContentSecurityPolicy::experimentalFeaturesEnabled() const
     return RuntimeEnabledFeatures::experimentalContentSecurityPolicyFeaturesEnabled();
 }
 
+bool ContentSecurityPolicy::hasScriptPolicy() const
+{
+    return hasAnyPolicy<&CSPDirectiveList::hasScriptPolicy>(m_policies);
+}
+
+bool ContentSecurityPolicy::hasStylePolicy() const
+{
+    return hasAnyPolicy<&CSPDirectiveList::hasStylePolicy>(m_policies);
+}
+
+bool ContentSecurityPolicy::hasImagePolicy() const
+{
+    return hasAnyPolicy<&CSPDirectiveList::hasImagePolicy>(m_policies);
+}
+
+bool ContentSecurityPolicy::hasFontPolicy() const
+{
+    return hasAnyPolicy<&CSPDirectiveList::hasFontPolicy>(m_policies);
+}
+
+bool ContentSecurityPolicy::hasMediaPolicy() const
+{
+    return hasAnyPolicy<&CSPDirectiveList::hasMediaPolicy>(m_policies);
+}
+
+bool ContentSecurityPolicy::hasPluginPolicy() const
+{
+    return hasAnyPolicy<&CSPDirectiveList::hasPluginPolicy>(m_policies);
+}
+
 bool ContentSecurityPolicy::urlMatchesSelf(const KURL& url) const
 {
     return m_selfSource->matches(url, DidNotRedirect);