Add a SetCanonicalCookie method for CookieMonster.

net/cookies/canonical_cookie.cc

Index: net/cookies/canonical_cookie.cc
diff --git a/net/cookies/canonical_cookie.cc b/net/cookies/canonical_cookie.cc
index 6c81a55dc7df1d768618d9d76b338a0b0fd79974..4ed5c7c1724383c0024332abdaaca9fd478366fb 100644
--- a/net/cookies/canonical_cookie.cc
+++ b/net/cookies/canonical_cookie.cc
@@ -50,10 +50,12 @@
 #include "base/metrics/histogram_macros.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
+#include "net/base/url_util.h"
 #include "net/cookies/cookie_util.h"
 #include "net/cookies/parsed_cookie.h"
 #include "url/gurl.h"
 #include "url/url_canon.h"
+#include "url/url_util.h"
 
 using base::Time;
 using base::TimeDelta;
@@ -224,6 +226,7 @@ std::unique_ptr<CanonicalCookie> CanonicalCookie::Create(
   if (options.has_server_time())
     server_time = options.server_time();
 
+  DCHECK(!creation_time.is_null());
   Time cookie_expires = CanonicalCookie::CanonExpiration(parsed_cookie,
                                                          creation_time,
                                                          server_time);
@@ -399,6 +402,34 @@ bool CanonicalCookie::FullCompare(const CanonicalCookie& other) const {
   return Priority() < other.Priority();
 }
 
+bool CanonicalCookie::IsCanonical() const {
+  if (name_.empty())
+    return false;
+
+  if (ParsedCookie::ParseTokenString(name_) != name_ ||
+      ParsedCookie::ParseValueString(value_) != value_ ||
+      ParsedCookie::ParseValueString(domain_) != domain_ ||
+      ParsedCookie::ParseValueString(path_) != path_) {
+    return false;
+  }
+
+  url::CanonHostInfo ignored;
+  if (!url::HostIsIPAddress(domain_) &&
+      CanonicalizeHost(domain_, &ignored).empty()) {
+    return false;
+  }
+
+  if (path_[0] != '/')
+    return false;
+
+  return true;
+}
+
+void CanonicalCookie::SetCreationDate(base::Time new_creation_date) {
+  DCHECK(CreationDate().is_null());
+  creation_date_ = new_creation_date;
+}
+
 // static
 CanonicalCookie::CookiePrefix CanonicalCookie::GetCookiePrefix(
     const std::string& name) {