[sql] sql::ScopedErrorIgnorer rename to sql::test::ScopedErrorExpecter

sql/BUILD.gn

Index: sql/BUILD.gn
diff --git a/sql/BUILD.gn b/sql/BUILD.gn
index fb1bd2f4709531923e864cb95800c6fd33d1f768..47678559e6264b60596acc18e563b65676fee122 100644
--- a/sql/BUILD.gn
+++ b/sql/BUILD.gn
@@ -42,8 +42,8 @@ source_set("test_support") {
   sources = [
     "test/error_callback_support.cc",
     "test/error_callback_support.h",
-    "test/scoped_error_ignorer.cc",
-    "test/scoped_error_ignorer.h",
+    "test/scoped_error_expecter.cc",
+    "test/scoped_error_expecter.h",
     "test/test_helpers.cc",
     "test/test_helpers.h",
   ]