Migrate WebRequestRedirectByRegExAction to use RE2 and roll RE2 to revision 97:401ab4168e8e

third_party/re2/re2/testing/set_test.cc

Index: third_party/re2/re2/testing/set_test.cc
diff --git a/third_party/re2/re2/testing/set_test.cc b/third_party/re2/re2/testing/set_test.cc
index 89aed802814a7d7c22cc3c4aea2411e49992a47d..74058a47dd70bacbc23c22bad25a85c8919b36a5 100644
--- a/third_party/re2/re2/testing/set_test.cc
+++ b/third_party/re2/re2/testing/set_test.cc
@@ -69,6 +69,18 @@ TEST(Set, UnanchoredFactored) {
   CHECK_EQ(v.size(), 0);
 }
 
+TEST(Set, UnanchoredDollar) {
+  RE2::Set s(RE2::DefaultOptions, RE2::UNANCHORED);
+  
+  CHECK_EQ(s.Add("foo$", NULL), 0);
+  CHECK_EQ(s.Compile(), true);
+  
+  vector<int> v;
+  CHECK_EQ(s.Match("foo", &v), true);
+  CHECK_EQ(v.size(), 1);
+  CHECK_EQ(v[0], 0);
+}
+
 TEST(Set, Anchored) {
   RE2::Set s(RE2::DefaultOptions, RE2::ANCHOR_BOTH);