Revert "Split bundle generation steps so that API registration is generated in browser, not common."

extensions/common/api/schemas.gni

Index: extensions/common/api/schemas.gni
diff --git a/extensions/common/api/schemas.gni b/extensions/common/api/schemas.gni
deleted file mode 100644
index 2227b716014a0ab66d64afab09b2bea013718934..0000000000000000000000000000000000000000
--- a/extensions/common/api/schemas.gni
+++ /dev/null
@@ -1,17 +0,0 @@
-# Copyright 2014 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.
-
-gypi_values = exec_script(
-    "//build/gypi_to_gn.py",
-    [ rebase_path("schemas.gypi") ],
-    "scope",
-    [ "schemas.gypi" ])
-
-if (is_android) {
-  sources = gypi_values.android_schema_files
-} else {
-  sources = gypi_values.main_schema_files
-}
-
-root_namespace = "extensions::core_api::%(namespace)s"