base: Remove the string logging from CHECK().

ui/base/ime/input_method_factory.cc

Index: ui/base/ime/input_method_factory.cc
diff --git a/ui/base/ime/input_method_factory.cc b/ui/base/ime/input_method_factory.cc
index f0ed9e28545ca33cff7a2ca5b6043c73c3fbf9e5..4298e4cf463fa55369d2bdbf2800bfa10f9f5070 100644
--- a/ui/base/ime/input_method_factory.cc
+++ b/ui/base/ime/input_method_factory.cc
@@ -68,10 +68,10 @@ void SetUpInputMethodFactoryForTesting() {
   if (g_input_method_set_for_testing)
     return;
 
-  CHECK(!g_create_input_method_called)
-      << "ui::SetUpInputMethodFactoryForTesting was called after use of "
-      << "ui::CreateInputMethod.  You must call "
-      << "ui::SetUpInputMethodFactoryForTesting earlier.";
+  // ui::SetUpInputMethodFactoryForTesting was called after use of
+  // ui::CreateInputMethod.  You must call ui::SetUpInputMethodFactoryForTesting
+  // earlier.
+  CHECK(!g_create_input_method_called);
 
   g_input_method_set_for_testing = true;
 }