Change DCHECK_IS_ON() to DCHECK_IS_ON

chrome/renderer/extensions/chrome_v8_context.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/renderer/extensions/chrome_v8_context.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_split.h"
 #include "base/values.h"
@@ skipping 155 matching lines @@
     v8::Boolean::New(isolate(), success),
     converter->ToV8Value(&response, v8_context_.NewHandle(isolate())),
     v8::String::NewFromUtf8(isolate(), error.c_str())
   };
 
   v8::Handle<v8::Value> retval = module_system_->CallModuleMethod(
       "sendRequest", "handleResponse", arraysize(argv), argv);
 
   // In debug, the js will validate the callback parameters and return a
   // string if a validation error has occured.
-  if (DCHECK_IS_ON()) {
-    if (!retval.IsEmpty() && !retval->IsUndefined()) {
-      std::string error = *v8::String::Utf8Value(retval);
-      DCHECK(false) << error;
-    }
-  }
+  DCHECK(retval.IsEmpty() || retval->IsUndefined())
+      << *v8::String::Utf8Value(retval);
 }
 
 }  // namespace extensions