base: Remove the string logging from CHECK().

base/trace_event/trace_config.cc

Index: base/trace_event/trace_config.cc
diff --git a/base/trace_event/trace_config.cc b/base/trace_event/trace_config.cc
index 9a17adb969a79f12935800b2f69b8da310379d1d..04bd053c7b7235e967d56c23bb7507ef6194fedd 100644
--- a/base/trace_event/trace_config.cc
+++ b/base/trace_event/trace_config.cc
@@ -644,13 +644,13 @@ void TraceConfig::SetEventFiltersFromConfigList(
       continue;
 
     std::string predicate_name;
-    CHECK(event_filter->GetString(kFilterPredicateParam, &predicate_name))
-        << "Invalid predicate name in category event filter.";
+    // Invalid predicate name in category event filter.
+    CHECK(event_filter->GetString(kFilterPredicateParam, &predicate_name));
 
     EventFilterConfig new_config(predicate_name);
     const base::ListValue* included_list = nullptr;
-    CHECK(event_filter->GetList(kIncludedCategoriesParam, &included_list))
-        << "Missing included_categories in category event filter.";
+    // Missing included_categories in category event filter.
+    CHECK(event_filter->GetList(kIncludedCategoriesParam, &included_list));
 
     for (size_t i = 0; i < included_list->GetSize(); ++i) {
       std::string category;