Move each permission classes to its own files in extensions/permissions

chrome/browser/extensions/api/permissions/permissions_apitest.cc

Index: chrome/browser/extensions/api/permissions/permissions_apitest.cc
diff --git a/chrome/browser/extensions/api/permissions/permissions_apitest.cc b/chrome/browser/extensions/api/permissions/permissions_apitest.cc
index 252038e0c3a94d188bdd8fa65bc7af50e13d9bc6..fd07016a182f0b38a3939fff259e37ba84f2cf43 100644
--- a/chrome/browser/extensions/api/permissions/permissions_apitest.cc
+++ b/chrome/browser/extensions/api/permissions/permissions_apitest.cc
@@ -9,9 +9,13 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/chrome_switches.h"
-#include "chrome/common/extensions/extension_permission_set.h"
+#include "chrome/common/extensions/permissions/permission_set.h"
 #include "net/base/mock_host_resolver.h"
 
+using extensions::APIPermission;
+using extensions::APIPermissionSet;
+using extensions::PermissionSet;
+
 namespace {
 
 static void AddPattern(URLPatternSet* extent, const std::string& pattern) {
@@ -68,12 +72,12 @@ IN_PROC_BROWSER_TEST_F(ExtensionApiTest, DISABLED_AlwaysAllowed) {
 // Tests that the optional permissions API works correctly.
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest, OptionalPermissionsGranted) {
   // Mark all the tested APIs as granted to bypass the confirmation UI.
-  ExtensionAPIPermissionSet apis;
-  apis.insert(ExtensionAPIPermission::kTab);
+  APIPermissionSet apis;
+  apis.insert(APIPermission::kTab);
   URLPatternSet explicit_hosts;
   AddPattern(&explicit_hosts, "http://*.c.com/*");
-  scoped_refptr<ExtensionPermissionSet> granted_permissions =
-      new ExtensionPermissionSet(apis, explicit_hosts, URLPatternSet());
+  scoped_refptr<PermissionSet> granted_permissions =
+      new PermissionSet(apis, explicit_hosts, URLPatternSet());
 
   ExtensionPrefs* prefs =
       browser()->profile()->GetExtensionService()->extension_prefs();