Remove the last c/b/e/extension_service.h includes from src/extensions

This breaks another unwanted dependency from src/extensions back to src/chrome.

* Move PendingExtensionManager and PendingExtensionInfo back into chrome, as
  they are tied to the concepts of extension install/update and we have
  decided to keep that functionality in chrome for now.
* Eliminate unused include in extension_function.cc

No functional changes.

BUG=none
TEST=compiles
[email protected] for header file move touching chrome/browser/sync/test/integration/sync_extension_helper.cc

Review URL: https://codereview.chromium.org/195763017

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@257203 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/extensions/extension_service_unittest.cc b/chrome/browser/extensions/extension_service_unittest.cc
index ab5bfe9..29da632 100644
--- a/chrome/browser/extensions/extension_service_unittest.cc
+++ b/chrome/browser/extensions/extension_service_unittest.cc
@@ -55,6 +55,8 @@
 #include "chrome/browser/extensions/install_tracker_factory.h"
 #include "chrome/browser/extensions/installed_loader.h"
 #include "chrome/browser/extensions/pack_extension_job.h"
+#include "chrome/browser/extensions/pending_extension_info.h"
+#include "chrome/browser/extensions/pending_extension_manager.h"
 #include "chrome/browser/extensions/test_blacklist.h"
 #include "chrome/browser/extensions/test_extension_system.h"
 #include "chrome/browser/extensions/unpacked_installer.h"
@@ -91,8 +93,6 @@
 #include "extensions/browser/extension_system.h"
 #include "extensions/browser/external_provider_interface.h"
 #include "extensions/browser/management_policy.h"
-#include "extensions/browser/pending_extension_info.h"
-#include "extensions/browser/pending_extension_manager.h"
 #include "extensions/browser/pref_names.h"
 #include "extensions/browser/test_management_policy.h"
 #include "extensions/common/constants.h"