Revert of [bindings] Remove usage of custom binding for namedPropertyQuery of CSSStyleDeclaration

Source/core/css/CSSStyleDeclaration.cpp

Index: Source/core/css/CSSStyleDeclaration.cpp
diff --git a/Source/core/css/CSSStyleDeclaration.cpp b/Source/core/css/CSSStyleDeclaration.cpp
index 8f2b7cb181619b41a82c91502888707b848e4eec..9f11edad0c45abcea4acde5f40a6f9be390084fa 100644
--- a/Source/core/css/CSSStyleDeclaration.cpp
+++ b/Source/core/css/CSSStyleDeclaration.cpp
@@ -146,13 +146,4 @@
     }
 }
 
-bool CSSStyleDeclaration::namedPropertyQuery(ScriptState* scriptState, const AtomicString& name, ExceptionState&)
-{
-    // NOTE: cssPropertyInfo lookups incur several mallocs.
-    // Successful lookups have the same cost the first time, but are cached.
-    if (cssPropertyInfo(name, scriptState->isolate()))
-        return true;
-    return false;
 }
-
-}