Remove dead origin isolation opt-in hints code

This was missed in 7dbd3d17.

Bug: 751996, 1158853
Change-Id: Ia4c7a56eb397c2c3a40ce69e87f7d1a945940552
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2627091Reviewed-by: Robert Sesek <rsesek@chromium.org>
Reviewed-by: Charlie Reis <creis@chromium.org>
Commit-Queue: Domenic Denicola <domenic@chromium.org>
Cr-Commit-Position: refs/heads/master@{#843231}

services/network/origin_policy/origin_policy_parser.cc

@@ -11,7 +11,6 @@
 #include "base/memory/ptr_util.h"
 #include "base/optional.h"
 #include "base/values.h"
-#include "services/network/public/cpp/isolation_opt_in_hints.h"
 #include "url/gurl.h"
 #include "url/origin.h"
 

services/network/origin_policy/origin_policy_parser_unittest.cc

@@ -4,7 +4,6 @@
 
 #include "services/network/origin_policy/origin_policy_parser.h"
 #include "base/strings/stringprintf.h"
-#include "services/network/public/cpp/isolation_opt_in_hints.h"
 #include "services/network/public/mojom/origin_policy_manager.mojom.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"

services/network/public/cpp/BUILD.gn

@@ -236,8 +236,6 @@ component("cpp_base") {
     "http_request_headers_mojom_traits.h",
     "isolation_info_mojom_traits.cc",
     "isolation_info_mojom_traits.h",
-    "isolation_opt_in_hints.cc",
-    "isolation_opt_in_hints.h",
     "mutable_network_traffic_annotation_tag_mojom_traits.h",
     "mutable_partial_network_traffic_annotation_tag_mojom_traits.h",
     "net_ipc_param_traits.cc",

services/network/public/cpp/isolation_opt_in_hints.cc

-// Copyright 2019 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.
-
-#include "services/network/public/cpp/isolation_opt_in_hints.h"
-
-#include <type_traits>
-
-namespace network {
-
-IsolationOptInHints GetIsolationOptInHintFromString(
-    const std::string& hint_str) {
-  if (hint_str == "prefer_isolated_event_loop")
-    return IsolationOptInHints::PREFER_ISOLATED_EVENT_LOOP;
-  if (hint_str == "prefer_isolated_memory")
-    return IsolationOptInHints::PREFER_ISOLATED_MEMORY;
-  if (hint_str == "for_side_channel_protection")
-    return IsolationOptInHints::FOR_SIDE_CHANNEL_PROTECTION;
-  if (hint_str == "for_memory_measurement")
-    return IsolationOptInHints::FOR_MEMORY_ISOLATION;
-  return IsolationOptInHints::NO_HINTS;
-}
-
-IsolationOptInHints& operator|=(IsolationOptInHints& lhs,
-                                IsolationOptInHints& rhs) {
-  lhs = static_cast<IsolationOptInHints>(
-      static_cast<std::underlying_type<IsolationOptInHints>::type>(lhs) |
-      static_cast<std::underlying_type<IsolationOptInHints>::type>(rhs));
-  return lhs;
-}
-
-IsolationOptInHints& operator&(IsolationOptInHints& lhs,
-                               IsolationOptInHints& rhs) {
-  lhs = static_cast<IsolationOptInHints>(
-      static_cast<std::underlying_type<IsolationOptInHints>::type>(lhs) &
-      static_cast<std::underlying_type<IsolationOptInHints>::type>(rhs));
-  return lhs;
-}
-
-}  // namespace network

services/network/public/cpp/isolation_opt_in_hints.h

-// Copyright 2019 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 SERVICES_NETWORK_PUBLIC_CPP_ISOLATION_OPT_IN_HINTS_H_
-#define SERVICES_NETWORK_PUBLIC_CPP_ISOLATION_OPT_IN_HINTS_H_
-
-#include <string>
-
-#include "base/component_export.h"
-
-namespace network {
-
-// The following definitions correspond to the draft spec found here:
-// https://github.com/domenic/origin-isolation#proposed-hints.
-enum class IsolationOptInHints : unsigned {
-  NO_HINTS = 0x0,
-  PREFER_ISOLATED_EVENT_LOOP = 0x1,
-  PREFER_ISOLATED_MEMORY = 0x2,
-  FOR_SIDE_CHANNEL_PROTECTION = 0x4,
-  FOR_MEMORY_ISOLATION = 0x8,
-  ALL_HINTS_ACTIVE = 0xF
-};
-
-// Converts hint strings into their corresponding IsolationOptInHints values.
-// The hint strings are specified at
-// https://github.com/domenic/origin-isolation#proposed-hints.
-COMPONENT_EXPORT(NETWORK_CPP_BASE)
-IsolationOptInHints GetIsolationOptInHintFromString(
-    const std::string& hint_str);
-
-COMPONENT_EXPORT(NETWORK_CPP_BASE)
-IsolationOptInHints& operator|=(IsolationOptInHints& lhs,
-                                IsolationOptInHints& rhs);
-
-COMPONENT_EXPORT(NETWORK_CPP_BASE)
-IsolationOptInHints& operator&(IsolationOptInHints& lhs,
-                               IsolationOptInHints& rhs);
-
-}  // namespace network
-#endif  // SERVICES_NETWORK_PUBLIC_CPP_ISOLATION_OPT_IN_HINTS_H_

services/network/public/cpp/network_ipc_param_traits.h

@@ -25,7 +25,6 @@
 #include "net/nqe/effective_connection_type.h"
 #include "net/ssl/ssl_cert_request_info.h"
 #include "net/ssl/ssl_info.h"
-#include "services/network/public/cpp/isolation_opt_in_hints.h"
 #include "services/network/public/cpp/net_ipc_param_traits.h"
 #include "services/network/public/cpp/origin_policy.h"
 #include "services/network/public/cpp/resource_request_body.h"
@@ -132,9 +131,6 @@ IPC_ENUM_TRAITS_MAX_VALUE(network::mojom::TrustTokenOperationStatus,
 IPC_ENUM_TRAITS_MAX_VALUE(network::OriginPolicyState,
                           network::OriginPolicyState::kMaxValue)
 
-IPC_ENUM_TRAITS_MAX_VALUE(network::IsolationOptInHints,
-                          network::IsolationOptInHints::ALL_HINTS_ACTIVE)
-
 IPC_STRUCT_TRAITS_BEGIN(network::OriginPolicyContents)
   IPC_STRUCT_TRAITS_MEMBER(ids)
   IPC_STRUCT_TRAITS_MEMBER(feature_policy)

services/network/public/cpp/origin_policy.h

@@ -10,7 +10,6 @@
 #include <vector>
 
 #include "base/optional.h"
-#include "services/network/public/cpp/isolation_opt_in_hints.h"
 #include "url/gurl.h"
 
 namespace network {