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cromite/build/patches/Client-hints-overrides.patch
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Carmelo Messina 9be5fc052b v120 patches
2023-12-01 16:24:35 +01:00

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From: csagan5 <32685696+csagan5@users.noreply.github.com>
Date: Thu, 22 Jul 2021 23:10:52 +0200
Subject: Client hints overrides
Disable critical client hints and network early hints
Use Google Chrome branding for client hints
License: GPL-3.0-only - https://spdx.org/licenses/GPL-3.0-only.html
---
components/embedder_support/user_agent_utils.cc | 4 +---
content/browser/client_hints/client_hints.cc | 3 ++-
content/browser/loader/navigation_url_loader_impl.cc | 5 +++++
.../content/common/features_cc/Client-hints-overrides.inc | 1 +
.../public/cpp/features_cc/Client-hints-overrides.inc | 1 +
net/http/http_network_transaction.cc | 1 +
services/network/public/cpp/client_hints.cc | 1 +
third_party/blink/common/client_hints/client_hints.cc | 1 +
.../blink/common/client_hints/enabled_client_hints.cc | 4 +++-
.../blink/renderer/platform/runtime_enabled_features.json5 | 4 ++--
10 files changed, 18 insertions(+), 7 deletions(-)
create mode 100644 cromite_flags/content/common/features_cc/Client-hints-overrides.inc
create mode 100644 cromite_flags/services/network/public/cpp/features_cc/Client-hints-overrides.inc
diff --git a/components/embedder_support/user_agent_utils.cc b/components/embedder_support/user_agent_utils.cc
--- a/components/embedder_support/user_agent_utils.cc
+++ b/components/embedder_support/user_agent_utils.cc
@@ -187,9 +187,7 @@ const blink::UserAgentBrandList GetUserAgentBrandList(
bool parse_result = base::StringToInt(major_version, &major_version_number);
DCHECK(parse_result);
absl::optional<std::string> brand;
-#if !BUILDFLAG(CHROMIUM_BRANDING)
- brand = version_info::GetProductName();
-#endif
+ brand = "Google Chrome";
absl::optional<std::string> maybe_brand_override =
base::GetFieldTrialParamValueByFeature(features::kGreaseUACH,
"brand_override");
diff --git a/content/browser/client_hints/client_hints.cc b/content/browser/client_hints/client_hints.cc
--- a/content/browser/client_hints/client_hints.cc
+++ b/content/browser/client_hints/client_hints.cc
@@ -516,7 +516,8 @@ void AddPrefersReducedTransparencyHeader(net::HttpRequestHeaders* headers,
: network::kPrefersReducedTransparencyNoPreference);
}
-bool IsValidURLForClientHints(const url::Origin& origin) {
+bool IsValidURLForClientHints(const url::Origin& origin) { // disabled in Bromite
+ if ((true)) return false;
return network::IsOriginPotentiallyTrustworthy(origin);
}
diff --git a/content/browser/loader/navigation_url_loader_impl.cc b/content/browser/loader/navigation_url_loader_impl.cc
--- a/content/browser/loader/navigation_url_loader_impl.cc
+++ b/content/browser/loader/navigation_url_loader_impl.cc
@@ -1063,6 +1063,11 @@ void NavigationURLLoaderImpl::OnAcceptCHFrameReceived(
return;
}
+ if (!base::FeatureList::IsEnabled(network::features::kAcceptCHFrame)) {
+ std::move(callback).Run(net::OK);
+ return;
+ }
+
LogAcceptCHFrameStatus(AcceptCHFrameRestart::kFramePresent);
// Given that this is happening in the middle of navigation, there should
diff --git a/cromite_flags/content/common/features_cc/Client-hints-overrides.inc b/cromite_flags/content/common/features_cc/Client-hints-overrides.inc
new file mode 100644
--- /dev/null
+++ b/cromite_flags/content/common/features_cc/Client-hints-overrides.inc
@@ -0,0 +1 @@
+SET_CROMITE_FEATURE_DISABLED(kCriticalClientHint);
diff --git a/cromite_flags/services/network/public/cpp/features_cc/Client-hints-overrides.inc b/cromite_flags/services/network/public/cpp/features_cc/Client-hints-overrides.inc
new file mode 100644
--- /dev/null
+++ b/cromite_flags/services/network/public/cpp/features_cc/Client-hints-overrides.inc
@@ -0,0 +1 @@
+SET_CROMITE_FEATURE_DISABLED(kAcceptCHFrame);
diff --git a/net/http/http_network_transaction.cc b/net/http/http_network_transaction.cc
--- a/net/http/http_network_transaction.cc
+++ b/net/http/http_network_transaction.cc
@@ -100,6 +100,7 @@ const size_t kMaxRestarts = 32;
// Returns true when Early Hints are allowed on the given protocol.
bool EarlyHintsAreAllowedOn(HttpResponseInfo::ConnectionInfo connection_info) {
+ if ((true)) return false;
switch (connection_info) {
case HttpResponseInfo::ConnectionInfo::CONNECTION_INFO_HTTP0_9:
case HttpResponseInfo::ConnectionInfo::CONNECTION_INFO_HTTP1_0:
diff --git a/services/network/public/cpp/client_hints.cc b/services/network/public/cpp/client_hints.cc
--- a/services/network/public/cpp/client_hints.cc
+++ b/services/network/public/cpp/client_hints.cc
@@ -120,6 +120,7 @@ const DecodeMap& GetDecodeMap() {
absl::optional<std::vector<network::mojom::WebClientHintsType>>
ParseClientHintsHeader(const std::string& header) {
+ if ((true)) return absl::nullopt;
// Accept-CH is an sh-list of tokens; see:
// https://datatracker.ietf.org/doc/html/draft-ietf-httpbis-header-structure-19#section-3.1
absl::optional<net::structured_headers::List> maybe_list =
diff --git a/third_party/blink/common/client_hints/client_hints.cc b/third_party/blink/common/client_hints/client_hints.cc
--- a/third_party/blink/common/client_hints/client_hints.cc
+++ b/third_party/blink/common/client_hints/client_hints.cc
@@ -105,6 +105,7 @@ const PolicyFeatureToClientHintMap& GetPolicyFeatureToClientHintMap() {
}
bool IsClientHintSentByDefault(network::mojom::WebClientHintsType type) {
+ if ((true)) return false;
switch (type) {
case network::mojom::WebClientHintsType::kSaveData:
case network::mojom::WebClientHintsType::kUA:
diff --git a/third_party/blink/common/client_hints/enabled_client_hints.cc b/third_party/blink/common/client_hints/enabled_client_hints.cc
--- a/third_party/blink/common/client_hints/enabled_client_hints.cc
+++ b/third_party/blink/common/client_hints/enabled_client_hints.cc
@@ -15,6 +15,7 @@ namespace {
using ::network::mojom::WebClientHintsType;
bool IsDisabledByFeature(const WebClientHintsType type) {
+ if ((true)) return true;
switch (type) {
case WebClientHintsType::kUA:
case WebClientHintsType::kUAArch:
@@ -99,7 +100,7 @@ bool IsDisabledByFeature(const WebClientHintsType type) {
} // namespace
bool EnabledClientHints::IsEnabled(const WebClientHintsType type) const {
- return enabled_types_[static_cast<int>(type)];
+ return false;
}
void EnabledClientHints::SetIsEnabled(const WebClientHintsType type,
@@ -110,6 +111,7 @@ void EnabledClientHints::SetIsEnabled(const WebClientHintsType type,
std::vector<WebClientHintsType> EnabledClientHints::GetEnabledHints() const {
std::vector<WebClientHintsType> hints;
+ if ((true)) return hints;
for (const auto& elem : network::GetClientHintToNameMap()) {
const auto& type = elem.first;
if (IsEnabled(type))
diff --git a/third_party/blink/renderer/platform/runtime_enabled_features.json5 b/third_party/blink/renderer/platform/runtime_enabled_features.json5
--- a/third_party/blink/renderer/platform/runtime_enabled_features.json5
+++ b/third_party/blink/renderer/platform/runtime_enabled_features.json5
@@ -4019,8 +4019,8 @@
public: true,
},
{
- name: "UserAgentClientHint",
- status: "stable",
+ name: "UserAgentClientHint", // always disabled
+ status: "experimental", // in bromite
},
{
// https://chromestatus.com/feature/5132477781245952
--
2.25.1
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