Replace the existing SpdyHeaderBlock typedef with a class.

net/spdy/spdy_http_utils_unittest.cc

Index: net/spdy/spdy_http_utils_unittest.cc
diff --git a/net/spdy/spdy_http_utils_unittest.cc b/net/spdy/spdy_http_utils_unittest.cc
index c6464aef6b401974a3ac89444104cd4a3145f226..7a94ecabd526d8e7d311837c1ec90f7fd7611c7f 100644
--- a/net/spdy/spdy_http_utils_unittest.cc
+++ b/net/spdy/spdy_http_utils_unittest.cc
@@ -7,6 +7,7 @@
 #include "base/basictypes.h"
 #include "net/http/http_request_info.h"
 #include "net/spdy/spdy_framer.h"
+#include "net/spdy/spdy_test_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace net {
@@ -186,8 +187,8 @@ TEST(SpdyHttpUtilsTest, CreateSpdyHeadersFromHttpRequestConnectHTTP2) {
   EXPECT_EQ("CONNECT", headers[":method"]);
   EXPECT_TRUE(headers.end() == headers.find(":scheme"));
   EXPECT_EQ("www.google.com:443", headers[":authority"]);
-  EXPECT_EQ(0u, headers.count(":path"));
-  EXPECT_EQ(0u, headers.count(":scheme"));
+  EXPECT_EQ(headers.end(), headers.find(":path"));
+  EXPECT_EQ(headers.end(), headers.find(":scheme"));
   EXPECT_TRUE(headers.end() == headers.find(":version"));
   EXPECT_EQ("Chrome/1.1", headers["user-agent"]);
 }