Revert of chrome.webRequest support for ExtensionSettings

extensions/browser/api/web_request/web_request_permissions.cc

Index: extensions/browser/api/web_request/web_request_permissions.cc
diff --git a/extensions/browser/api/web_request/web_request_permissions.cc b/extensions/browser/api/web_request/web_request_permissions.cc
index ccfe22ba48e4572d463701f67c91c540220beaea..a683ec3a66b7ed3e021bba438a91301488a6c019 100644
--- a/extensions/browser/api/web_request/web_request_permissions.cc
+++ b/extensions/browser/api/web_request/web_request_permissions.cc
@@ -19,6 +19,7 @@
 #include "extensions/common/permissions/permissions_data.h"
 #include "net/url_request/url_request.h"
 #include "url/gurl.h"
+#include "url/origin.h"
 
 #if defined(OS_CHROMEOS)
 #include "chromeos/login/login_state.h"
@@ -150,8 +151,7 @@
     const GURL& url,
     int tab_id,
     bool crosses_incognito,
-    HostPermissionsCheck host_permissions_check,
-    const base::Optional<url::Origin>& initiator) {
+    HostPermissionsCheck host_permissions_check) {
   // extension_info_map can be NULL in testing.
   if (!extension_info_map)
     return PermissionsData::ACCESS_ALLOWED;
@@ -159,12 +159,6 @@
   const extensions::Extension* extension =
       extension_info_map->extensions().GetByID(extension_id);
   if (!extension)
-    return PermissionsData::ACCESS_DENIED;
-
-  // Prevent viewing / modifying requests initiated by a host protected by
-  // policy.
-  if (initiator && extension->permissions_data()->IsRuntimeBlockedHost(
-                       initiator->GetPhysicalOrigin().GetURL()))
     return PermissionsData::ACCESS_DENIED;
 
   // When we are in a Public Session, allow all URLs for webRequests initiated