Move deprecation messages to UseCounter::measureDeprecatedFeature.

Source/core/page/ContentSecurityPolicy.cpp

Index: Source/core/page/ContentSecurityPolicy.cpp
diff --git a/Source/core/page/ContentSecurityPolicy.cpp b/Source/core/page/ContentSecurityPolicy.cpp
index a5095684ce8c246238af071cfb660ec05d3e04ce..0e881f4a2e077cac83c93f460f0f9af7b04f87f3 100644
--- a/Source/core/page/ContentSecurityPolicy.cpp
+++ b/Source/core/page/ContentSecurityPolicy.cpp
@@ -1458,10 +1458,10 @@ void ContentSecurityPolicy::didReceiveHeader(const String& header, HeaderType ty
 {
     if (m_scriptExecutionContext->isDocument()) {
         Document* document = toDocument(m_scriptExecutionContext);
-        UseCounter::observe(document, getUseCounterType(type));
-
         if (type == PrefixedReport || type == PrefixedEnforce)
-            PageConsole::reportDeprecation(document, PageConsole::PrefixedContentSecurityPolicyHeader);
+            UseCounter::measureDeprecatedFeature(document, getUseCounterType(type));
+        else
+            UseCounter::observe(document, getUseCounterType(type));
     }
 
     // RFC2616, section 4.2 specifies that headers appearing multiple times can