Convert the no-inline-virtuals rule into a constructors rule.

tools/clang/plugins/FindBadConstructsAction.cpp

Index: tools/clang/plugins/FindBadConstructsAction.cpp
diff --git a/tools/clang/plugins/FindBadConstructsAction.cpp b/tools/clang/plugins/FindBadConstructsAction.cpp
index 443eecc6884a4ba9fb540ef9d585a93706bd6d55..0320d2b1116740bb2047d965107ff4400afc7b32 100644
--- a/tools/clang/plugins/FindBadConstructsAction.cpp
+++ b/tools/clang/plugins/FindBadConstructsAction.cpp
@@ -61,6 +61,10 @@ bool FindBadConstructsAction::ParseArgs(const CompilerInstance& instance,
       options_.check_templates = true;
     } else if (args[i] == "follow-macro-expansion") {
       options_.follow_macro_expansion = true;
+    } else if (args[i] == "treat-virtuals-as-complexity") {
+      // TODO(jyasskin): Enable this by default once https://crbug.com/565523 is
+      // fixed.
+      options_.treat_virtuals_as_complexity = true;
     } else {
       parsed = false;
       llvm::errs() << "Unknown clang plugin argument: " << args[i] << "\n";