Update from https://crrev.com/311076

net/http/http_cache_transaction.h

Index: net/http/http_cache_transaction.h
diff --git a/net/http/http_cache_transaction.h b/net/http/http_cache_transaction.h
index 35ca6e4b89fe493653bd0092a4ed27115d2f6e66..8e2a62f8d0ad378e9e268daf7faec9c501364119 100644
--- a/net/http/http_cache_transaction.h
+++ b/net/http/http_cache_transaction.h
@@ -186,6 +186,9 @@ class HttpCache::Transaction : public HttpTransaction {
     STATE_PARTIAL_HEADERS_RECEIVED,
     STATE_CACHE_READ_RESPONSE,
     STATE_CACHE_READ_RESPONSE_COMPLETE,
+    STATE_CACHE_DISPATCH_VALIDATION,
+    STATE_TOGGLE_UNUSED_SINCE_PREFETCH,
+    STATE_TOGGLE_UNUSED_SINCE_PREFETCH_COMPLETE,
     STATE_CACHE_WRITE_RESPONSE,
     STATE_CACHE_WRITE_TRUNCATED_RESPONSE,
     STATE_CACHE_WRITE_RESPONSE_COMPLETE,
@@ -257,6 +260,9 @@ class HttpCache::Transaction : public HttpTransaction {
   int DoPartialHeadersReceived();
   int DoCacheReadResponse();
   int DoCacheReadResponseComplete(int result);
+  int DoCacheDispatchValidation();
+  int DoCacheToggleUnusedSincePrefetch();
+  int DoCacheToggleUnusedSincePrefetchComplete(int result);
   int DoCacheWriteResponse();
   int DoCacheWriteTruncatedResponse();
   int DoCacheWriteResponseComplete(int result);