Show RegExp calls in the profile.

test/cctest/test-profile-generator.cc

Index: test/cctest/test-profile-generator.cc
diff --git a/test/cctest/test-profile-generator.cc b/test/cctest/test-profile-generator.cc
index b36220284f29279c909c7498b2afa267ca267d30..d8f1c10917fd965bf38fa41734050b20fe6e8cf6 100644
--- a/test/cctest/test-profile-generator.cc
+++ b/test/cctest/test-profile-generator.cc
@@ -89,6 +89,24 @@ TEST(ProfileNodeFindOrAddChild) {
 }
 
 
+TEST(ProfileNodeFindOrAddChildForSameFunction) {
+  ProfileNode node(NULL, NULL);
+  CodeEntry entry1(i::Logger::FUNCTION_TAG, "", "aaa", "", 0,
+                     TokenEnumerator::kNoSecurityToken);
+  ProfileNode* childNode1 = node.FindOrAddChild(&entry1);
+  CHECK_NE(NULL, childNode1);
+  CHECK_EQ(childNode1, node.FindOrAddChild(&entry1));
+  // The same function again.
+  CodeEntry entry2(i::Logger::FUNCTION_TAG, "", "aaa", "", 0,
+                   TokenEnumerator::kNoSecurityToken);
+  CHECK_EQ(childNode1, node.FindOrAddChild(&entry2));
+  // Now with a different security token.
+  CodeEntry entry3(i::Logger::FUNCTION_TAG, "", "aaa", "", 0,
+                   TokenEnumerator::kNoSecurityToken + 1);
+  CHECK_EQ(childNode1, node.FindOrAddChild(&entry3));
+}
+
+
 namespace {
 
 class ProfileTreeTestHelper {