Add CSP header for resources with an active policy

Source/core/frame/csp/ContentSecurityPolicy.h

Index: Source/core/frame/csp/ContentSecurityPolicy.h
diff --git a/Source/core/frame/csp/ContentSecurityPolicy.h b/Source/core/frame/csp/ContentSecurityPolicy.h
index 5c388f62c09774925f757b420c740cdc52aeabe5..041a19aead0a78d430d01088723e427294195105 100644
--- a/Source/core/frame/csp/ContentSecurityPolicy.h
+++ b/Source/core/frame/csp/ContentSecurityPolicy.h
@@ -29,6 +29,7 @@
 #include "bindings/core/v8/ScriptState.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/dom/SecurityContext.h"
+#include "core/fetch/Resource.h"
 #include "core/frame/ConsoleTypes.h"
 #include "platform/network/ContentSecurityPolicyParsers.h"
 #include "platform/network/HTTPParsers.h"
@@ -232,6 +233,8 @@ public:
 
     bool experimentalFeaturesEnabled() const;
 
+    bool shouldSendCSPHeader(Resource::Type) const;
+
     static bool shouldBypassMainWorld(const ExecutionContext*);
 
     static bool isDirectiveName(const String&);