base: Remove the string logging from CHECK().

content/public/browser/web_ui_message_handler.h

Index: content/public/browser/web_ui_message_handler.h
diff --git a/content/public/browser/web_ui_message_handler.h b/content/public/browser/web_ui_message_handler.h
index c8d3b09fcdd5fbc4bf0aa49dac6a753b336745b1..c97d8baf17fe84b12e108620a0e71d435834c280 100644
--- a/content/public/browser/web_ui_message_handler.h
+++ b/content/public/browser/web_ui_message_handler.h
@@ -100,8 +100,8 @@ class CONTENT_EXPORT WebUIMessageHandler {
   template <typename... Values>
   void CallJavascriptFunction(const std::string& function_name,
                               const Values&... values) {
-    CHECK(IsJavascriptAllowed()) << "Cannot CallJavascriptFunction before "
-                                    "explicitly allowing JavaScript.";
+    // Cannot CallJavascriptFunction before explicitly allowing JavaScript.
+    CHECK(IsJavascriptAllowed());
 
     // The CHECK above makes this call safe.
     web_ui()->CallJavascriptFunctionUnsafe(function_name, values...);