base: Change DCHECK_IS_ON to a macro DCHECK_IS_ON().

extensions/renderer/logging_native_handler.cc

Index: extensions/renderer/logging_native_handler.cc
diff --git a/extensions/renderer/logging_native_handler.cc b/extensions/renderer/logging_native_handler.cc
index 9019d86e2f8fcb03a94e1877650c2d6beb36ea30..af226dcb16930106880e7911fde098c2a9f0cc84 100644
--- a/extensions/renderer/logging_native_handler.cc
+++ b/extensions/renderer/logging_native_handler.cc
@@ -17,9 +17,8 @@ LoggingNativeHandler::LoggingNativeHandler(ScriptContext* context)
   RouteFunction(
       "CHECK",
       base::Bind(&LoggingNativeHandler::Check, base::Unretained(this)));
-  RouteFunction(
-      "DCHECK_IS_ON",
-      base::Bind(&LoggingNativeHandler::DcheckIsOn, base::Unretained(this)));
+  RouteFunction("DCHECK_IS_OFF", base::Bind(&LoggingNativeHandler::DcheckIsOff,
+                                            base::Unretained(this)));
   RouteFunction("LOG",
                 base::Bind(&LoggingNativeHandler::Log, base::Unretained(this)));
   RouteFunction(
@@ -45,9 +44,9 @@ void LoggingNativeHandler::Dcheck(
   DCHECK(check_value) << error_message;
 }
 
-void LoggingNativeHandler::DcheckIsOn(
+void LoggingNativeHandler::DcheckIsOff(
     const v8::FunctionCallbackInfo<v8::Value>& args) {
-  args.GetReturnValue().Set(DCHECK_IS_ON);
+  args.GetReturnValue().Set(DCHECK_IS_OFF);
 }
 
 void LoggingNativeHandler::Log(