Clean up SSL false start blacklist code. Numerous changes, including:

net/base/ssl_false_start_blacklist_unittest.cc

Index: net/base/ssl_false_start_blacklist_unittest.cc
===================================================================
--- net/base/ssl_false_start_blacklist_unittest.cc	(revision 94544)
+++ net/base/ssl_false_start_blacklist_unittest.cc	(working copy)
@@ -7,18 +7,17 @@
 
 namespace net {
 
-TEST(SSLFalseStartBlacklistTest, LastTwoLabels) {
-#define F SSLFalseStartBlacklist::LastTwoLabels
-  EXPECT_STREQ(F("a.b.c.d"), "c.d");
-  EXPECT_STREQ(F("a.b"), "a.b");
-  EXPECT_STREQ(F("example.com"), "example.com");
-  EXPECT_STREQ(F("www.example.com"), "example.com");
-  EXPECT_STREQ(F("www.www.example.com"), "example.com");
+TEST(SSLFalseStartBlacklistTest, LastTwoComponents) {
+  EXPECT_EQ(SSLFalseStartBlacklist::LastTwoComponents("a.b.c.d"), "c.d");
+  EXPECT_EQ(SSLFalseStartBlacklist::LastTwoComponents("a.b"), "a.b");
+  EXPECT_EQ(SSLFalseStartBlacklist::LastTwoComponents("www.a.de"), "a.de");
+  EXPECT_EQ(SSLFalseStartBlacklist::LastTwoComponents("www.www.a.de"), "a.de");
+  EXPECT_EQ(SSLFalseStartBlacklist::LastTwoComponents("a.com."), "a.com");
+  EXPECT_EQ(SSLFalseStartBlacklist::LastTwoComponents("a.com.."), "a.com");
 
-  EXPECT_TRUE(F("com") == NULL);
-  EXPECT_TRUE(F(".com") == NULL);
-  EXPECT_TRUE(F("") == NULL);
-#undef F
+  EXPECT_TRUE(SSLFalseStartBlacklist::LastTwoComponents("com").empty());
+  EXPECT_TRUE(SSLFalseStartBlacklist::LastTwoComponents(".com").empty());
+  EXPECT_TRUE(SSLFalseStartBlacklist::LastTwoComponents("").empty());
 }
 
 TEST(SSLFalseStartBlacklistTest, IsMember) {