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diff --git a/content/browser/ssl/ssl_host_state.h b/content/browser/ssl/ssl_host_state.h
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+++ b/content/browser/ssl/ssl_host_state.h
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+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CONTENT_BROWSER_SSL_SSL_HOST_STATE_H_
+#define CONTENT_BROWSER_SSL_SSL_HOST_STATE_H_
+
+#include <map>
+#include <set>
+#include <string>
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "base/supports_user_data.h"
+#include "base/threading/non_thread_safe.h"
+#include "content/common/content_export.h"
+#include "net/cert/cert_status_flags.h"
+#include "net/cert/x509_certificate.h"
+
+namespace content {
+class BrowserContext;
+class SSLHostStateDelegate;
+
+// SSLHostState
+//
+// The SSLHostState encapulates the host-specific state for SSL errors.  For
+// example, SSLHostState remembers whether the user has whitelisted a
+// particular broken cert for use with particular host.  We separate this state
+// from the SSLManager because this state is shared across many navigation
+// controllers.
+class CONTENT_EXPORT SSLHostState
+    : NON_EXPORTED_BASE(base::SupportsUserData::Data),
+      NON_EXPORTED_BASE(public base::NonThreadSafe) {
+ public:
+  // Contexts may specify a NULL certificate decision storage strategy. In that
+  // case, the returned SSLHostState from GetFor() will implement a default
+  // strategy of ignoring all exception requests and returning
+  // net::QueryPolicy::Judgment::UNKOWN from QueryPolicy().
+  static SSLHostState* GetFor(BrowserContext* browser_context);
+
+  SSLHostState();
+  virtual ~SSLHostState();
+
+  // Records that a host has run insecure content.
+  void HostRanInsecureContent(const std::string& host, int pid);
+
+  // Returns whether the specified host ran insecure content.
+  bool DidHostRunInsecureContent(const std::string& host, int pid) const;
+
+  // Records that |cert| is not permitted to be used for |url| in the future,
+  // for a specified |error| type.
+  void DenyCertForHost(net::X509Certificate* cert,
+                       const std::string& host,
+                       net::CertStatus error);
+
+  // Records that |cert| is permitted to be used for |url| in the future, for
+  // a specified |error| type.
+  void AllowCertForHost(net::X509Certificate* cert,
+                        const std::string& host,
+                        net::CertStatus error);
+
+  // Revoke all allow/deny preferences for |url|.
+  void RevokeAllowAndDenyPreferences(const std::string& host);
+
+  bool HasAllowedOrDeniedCert(const std::string& host);
+
+  // Clear all allow/deny preferences.
+  void Clear();
+
+  // Queries whether |cert| is allowed or denied for |url| and |error|.
+  net::CertPolicy::Judgment QueryPolicy(net::X509Certificate* cert,
+                                        const std::string& host,
+                                        net::CertStatus error);
+
+ private:
+  // A BrokenHostEntry is a pair of (host, process_id) that indicates the host
+  // contains insecure content in that renderer process.
+  typedef std::pair<std::string, int> BrokenHostEntry;
+
+  // Hosts which have been contaminated with insecure content in the
+  // specified process.  Note that insecure content can travel between
+  // same-origin frames in one processs but cannot jump between processes.
+  std::set<BrokenHostEntry> ran_insecure_content_hosts_;
+
+  // The certificate decision store. It may be NULL, depending on the browsing
+  // context. This is owned by the browsing context.
+  SSLHostStateDelegate* delegate_;
+
+  DISALLOW_COPY_AND_ASSIGN(SSLHostState);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_SSL_SSL_HOST_STATE_H_