Remove the managed banner from the Chrome settings UI

chrome/app/chromeos_strings.grdp

Index: chrome/app/chromeos_strings.grdp
diff --git a/chrome/app/chromeos_strings.grdp b/chrome/app/chromeos_strings.grdp
index 581e8568d798b4c5ebd81b0edf273b45496c64ab..6e46dea375e4881e780023b2ca16ec8e3ada3538 100644
--- a/chrome/app/chromeos_strings.grdp
+++ b/chrome/app/chromeos_strings.grdp
@@ -1165,7 +1165,16 @@ Press any key to continue exploring.
   <message name="IDS_OPTIONS_SETTINGS_INTERNET_OPTIONS_CHANGE_PROXY_BUTTON" desc="In settings Internet options, the button to configure proxy settings.">
     Change proxy settings...
   </message>
-  <message name="IDS_OPTIONS_SETTINGS_INTERNET_OPTIONS_ENABLE_SHARED_PROXIES_HINT" desc="In settings Internet options, when proxy can't be changed, the hint for user to do so by enabling the setting for IDS_OPTIONS_SETTINGS_USE_SHARED_PROXIES.">
+  <message name="IDS_OPTIONS_SETTINGS_INTERNET_OPTIONS_PROXY_POLICY" desc="In settings Internet options, banner displayed when the proxy settings are enforced by a policy.">
+    The proxy is enforced by your administrator.
+  </message>
+  <message name="IDS_OPTIONS_SETTINGS_INTERNET_OPTIONS_PROXY_EXTENSION" desc="In settings Internet options, banner displayed when the proxy settings are enforced by an extension.">
+    The proxy is enforced by an extension.
+  </message>
+  <message name="IDS_OPTIONS_SETTINGS_INTERNET_OPTIONS_PROXY_OTHER_PRECEDE" desc="In settings Internet options, banner displayed when the proxy settings cannot be changed as they are enforced by a higher-precedence source.">
+    The proxy cannot be modified by the user.
+  </message>
+  <message name="IDS_OPTIONS_SETTINGS_INTERNET_OPTIONS_PROXY_ENABLE_SHARED_HINT" desc="In settings Internet options, banner displayed when the proxy settings cannot be changed as the user needs to enable the setting for IDS_OPTIONS_SETTINGS_USE_SHARED_PROXIES first.">
     To change proxy, enable "<ph name="USE_SHARED_PROXIES">$1<ex>Allow proxies for shared networks</ex></ph>" setting.
   </message>
   <message name="IDS_OPTIONS_SETTINGS_INTERNET_OPTIONS_HARDWARE_ADDRESS" desc="In settings Internet options, the label hardware address.">