remove memoryinstrumentation

Source/core/dom/SecurityContext.cpp

Index: Source/core/dom/SecurityContext.cpp
diff --git a/Source/core/dom/SecurityContext.cpp b/Source/core/dom/SecurityContext.cpp
index 487428c603cde6c235e3c6d7e0ed83e70d8bdd23..f2ed06bb518633be5cb7779b0302ed4daabb17bb 100644
--- a/Source/core/dom/SecurityContext.cpp
+++ b/Source/core/dom/SecurityContext.cpp
@@ -30,7 +30,6 @@
 #include "ContentSecurityPolicy.h"
 #include "HTMLParserIdioms.h"
 #include "SecurityOrigin.h"
-#include "WebCoreMemoryInstrumentation.h"
 #include <wtf/text/StringBuilder.h>
 
 namespace WebCore {
@@ -143,11 +142,4 @@ SandboxFlags SecurityContext::parseSandboxPolicy(const String& policy, String& i
     return flags;
 }
 
-void SecurityContext::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
-{
-    MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::DOM);
-    info.addMember(m_securityOrigin, "securityOrigin");
-    info.addMember(m_contentSecurityPolicy, "contentSecurityPolicy");
-}
-
 }