Clang plugin: Support for Blink in web/.

tools/clang/plugins/ChromeClassTester.cpp

Index: tools/clang/plugins/ChromeClassTester.cpp
diff --git a/tools/clang/plugins/ChromeClassTester.cpp b/tools/clang/plugins/ChromeClassTester.cpp
index b0cc3db5aed56da1435b1ec19dff3c48fa3ff423..58636992fb8e0d8467bdeb168ec8283723e5f6c4 100644
--- a/tools/clang/plugins/ChromeClassTester.cpp
+++ b/tools/clang/plugins/ChromeClassTester.cpp
@@ -238,8 +238,10 @@ void ChromeClassTester::BuildBannedLists() {
   banned_namespaces_.emplace("std");
   banned_namespaces_.emplace("__gnu_cxx");
 
-  if (options_.enforce_in_thirdparty_webkit) {
+  if (options_.enforce_in_blink) {
     allowed_directories_.emplace("/third_party/WebKit/");
+  } else {
+    banned_directories_.emplace("/web/");
   }

[Avi (use Gerrit), 2017/03/16 00:33:18]

To be clear, the first branch of the if() has an implicit "allow /web/" but
that's implied because it's top-level, and the second branch has an implicit
"ban /third_party/WebKit/" but that's also implied by the ban of /third_party/.?

[tkent, 2017/03/16 00:35:58]

That's right.
I'll add comments.

 
   banned_directories_.emplace("/third_party/");