Only show the checkbox for all urls when the switch is on

chrome/browser/extensions/extension_util.cc

 // Copyright 2013 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 "chrome/browser/extensions/extension_util.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_sync_service.h"
 #include "chrome/browser/extensions/permissions_updater.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/extensions/extension_icon_source.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/manifest_handlers/app_isolation_info.h"
 #include "chrome/common/extensions/sync_helper.h"
 #include "content/public/browser/site_instance.h"
 #include "extensions/browser/extension_prefs.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/browser/extension_util.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_icon_set.h"
+#include "extensions/common/feature_switch.h"
 #include "extensions/common/features/simple_feature.h"
 #include "extensions/common/manifest.h"
 #include "extensions/common/manifest_handlers/incognito_info.h"
+#include "extensions/common/permissions/permissions_data.h"
 #include "grit/theme_resources.h"
 #include "ui/base/resource/resource_bundle.h"
 
 namespace extensions {
 namespace util {
 
 namespace {
 // The entry into the ExtensionPrefs for allowing an extension to script on
 // all urls without explicit permission.
 const char kExtensionAllowedOnAllUrlsPrefName[] =
@@ skipping 159 matching lines @@
           extension_id);
   if (extension) {
     PermissionsUpdater updater(context);
     if (allowed)
       updater.GrantWithheldImpliedAllHosts(extension);
     else
       updater.WithholdImpliedAllHosts(extension);
   }
 }
 
+bool ScriptsMayRequireActionForExtension(const Extension* extension) {
+  // An extension requires user action to execute scripts iff the switch to do
+  // so is enabled, the extension shows up in chrome:extensions (so the user can
+  // grant withheld permissions), the extension is not part of chrome or
+  // corporate policy, and also not on the scripting whitelist.
+  return FeatureSwitch::scripts_require_action()->IsEnabled() &&
+      extension->ShouldDisplayInExtensionSettings() &&
+      !Manifest::IsPolicyLocation(extension->location()) &&
+      !Manifest::IsComponentLocation(extension->location()) &&
+      !PermissionsData::CanExecuteScriptEverywhere(extension);
+}
+
 bool IsAppLaunchable(const std::string& extension_id,
                      content::BrowserContext* context) {
   int reason = ExtensionPrefs::Get(context)->GetDisableReasons(extension_id);
   return !((reason & Extension::DISABLE_UNSUPPORTED_REQUIREMENT) ||
            (reason & Extension::DISABLE_CORRUPTED));
 }
 
 bool IsAppLaunchableWithoutEnabling(const std::string& extension_id,
                                     content::BrowserContext* context) {
   return ExtensionRegistry::Get(context)->GetExtensionById(
@@ skipping 87 matching lines @@
       IDR_APP_DEFAULT_ICON);
 }
 
 const gfx::ImageSkia& GetDefaultExtensionIcon() {
   return *ResourceBundle::GetSharedInstance().GetImageSkiaNamed(
       IDR_EXTENSION_DEFAULT_ICON);
 }
 
 }  // namespace util
 }  // namespace extensions