diff --git a/build/patches/Timezone-customization.patch b/build/patches/Timezone-customization.patch
index 97f0a5f6..5c8ae68d 100644
--- a/build/patches/Timezone-customization.patch
+++ b/build/patches/Timezone-customization.patch
@@ -39,10 +39,10 @@ See also: https://github.com/bromite/bromite/wiki/TimezoneOverride
  .../core/common/content_settings_types.h      |   3 +
  .../core/common/pref_names.cc                 |   3 +
  .../content_settings/core/common/pref_names.h |   2 +
- .../renderer/content_settings_agent_impl.cc   |  88 ++++++++
+ .../renderer/content_settings_agent_impl.cc   |  89 ++++++++
  .../renderer/content_settings_agent_impl.h    |   4 +
  .../WebLayerSiteSettingsClient.java           |   3 +
- 36 files changed, 713 insertions(+), 10 deletions(-)
+ 36 files changed, 714 insertions(+), 10 deletions(-)
  create mode 100755 components/browser_ui/site_settings/android/java/res/layout/time_zone_select_dialog.xml
  create mode 100755 components/browser_ui/site_settings/android/java/res/layout/timezoneoverride_site_settings_preference.xml
  create mode 100755 components/browser_ui/site_settings/android/java/src/org/chromium/components/browser_ui/site_settings/TimezoneOverrideSiteSettingsPreference.java
@@ -1142,7 +1142,7 @@ diff --git a/components/content_settings/core/common/content_settings_mojom_trai
           data.ReadPopupRedirectRules(&out->popup_redirect_rules) &&
 -         data.ReadMixedContentRules(&out->mixed_content_rules);
 +         data.ReadMixedContentRules(&out->mixed_content_rules) &&
-+         data.ReadTimezoneOverrideRules(&out->timezone_override_rules) && 
++         data.ReadTimezoneOverrideRules(&out->timezone_override_rules) &&
 +         data.ReadTimezoneOverrideValue(&out->timezone_override_value);
  }
  
@@ -1206,15 +1206,18 @@ diff --git a/components/content_settings/core/common/pref_names.h b/components/c
 diff --git a/components/content_settings/renderer/content_settings_agent_impl.cc b/components/content_settings/renderer/content_settings_agent_impl.cc
 --- a/components/content_settings/renderer/content_settings_agent_impl.cc
 +++ b/components/content_settings/renderer/content_settings_agent_impl.cc
-@@ -9,6 +9,7 @@
+@@ -9,8 +9,10 @@
  
  #include "base/bind.h"
  #include "base/feature_list.h"
 +#include "base/logging.h"
  #include "base/metrics/histogram_macros.h"
  #include "base/strings/string_number_conversions.h"
++#include "base/rand_util.h"
  #include "components/content_settings/core/common/content_settings.h"
-@@ -32,6 +33,10 @@
+ #include "components/content_settings/core/common/content_settings.mojom.h"
+ #include "components/content_settings/core/common/content_settings_pattern.h"
+@@ -32,6 +34,10 @@
  #include "third_party/blink/public/web/web_local_frame.h"
  #include "third_party/blink/public/web/web_local_frame_client.h"
  #include "third_party/blink/public/web/web_view.h"
@@ -1225,7 +1228,7 @@ diff --git a/components/content_settings/renderer/content_settings_agent_impl.cc
  #include "url/gurl.h"
  #include "url/origin.h"
  #include "url/url_constants.h"
-@@ -45,6 +50,8 @@ using blink::WebURL;
+@@ -45,6 +51,8 @@ using blink::WebURL;
  using blink::WebView;
  using content::DocumentState;
  
@@ -1234,7 +1237,7 @@ diff --git a/components/content_settings/renderer/content_settings_agent_impl.cc
  namespace content_settings {
  namespace {
  
-@@ -377,6 +384,10 @@ bool ContentSettingsAgentImpl::AllowScript(bool enabled_per_settings) {
+@@ -377,6 +385,10 @@ bool ContentSettingsAgentImpl::AllowScript(bool enabled_per_settings) {
    allow = allow || IsWhitelistedForContentSettings();
  
    cached_script_permissions_[frame] = allow;
@@ -1245,7 +1248,7 @@ diff --git a/components/content_settings/renderer/content_settings_agent_impl.cc
    return allow;
  }
  
-@@ -509,4 +520,81 @@ bool ContentSettingsAgentImpl::IsWhitelistedForContentSettings() const {
+@@ -509,4 +521,81 @@ bool ContentSettingsAgentImpl::IsWhitelistedForContentSettings() const {
    return false;
  }
  
@@ -1287,7 +1290,7 @@ diff --git a/components/content_settings/renderer/content_settings_agent_impl.cc
 +  } else if (setting == CONTENT_SETTING_BLOCK) {
 +    // timezone random
 +    UErrorCode ec = U_ZERO_ERROR;
-+    int32_t rawOffset = ((rand() % 24) - 12) * 3600 * 1000;
++    int32_t rawOffset = base::RandInt(-12, 11) * 3600 * 1000;
 +    icu::StringEnumeration* timezones = icu::TimeZone::createEnumeration(
 +        rawOffset);  // Obtain timezones by GMT timezone offset
 +    if (timezones) {