Mark methods with override in pdf/

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 b39e14a0e2b08cfa8de907a4894c7af244cf1973..a6f9fff9a29a5cd34493aececbdddac0bc9c36e4 100644
--- a/tools/clang/plugins/ChromeClassTester.cpp
+++ b/tools/clang/plugins/ChromeClassTester.cpp
@@ -227,11 +227,14 @@ void ChromeClassTester::BuildBannedLists() {
     allowed_directories_.emplace("/third_party/WebKit/");
   }
 
+  if (!options_.enforce_in_pdf) {
+    banned_directories_.emplace("/pdf/");
+  }
+
   banned_directories_.emplace("/third_party/");
   banned_directories_.emplace("/native_client/");
   banned_directories_.emplace("/breakpad/");
   banned_directories_.emplace("/courgette/");
-  banned_directories_.emplace("/pdf/");
   banned_directories_.emplace("/ppapi/");
   banned_directories_.emplace("/usr/include/");
   banned_directories_.emplace("/usr/lib/");