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

chrome/browser/extensions/BUILD.gn

 # 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.
 
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 
 gypi_values = exec_script(
     "//build/gypi_to_gn.py",
@@ skipping 21 matching lines @@
   deps = [
     "//chrome:extra_resources",
     "//chrome:resources",
     "//chrome:strings",
     "//chrome/app/resources:platform_locale_settings",
     "//chrome/app/theme:theme_resources",
     "//chrome/browser/devtools",
     "//chrome/browser/history:in_memory_url_index_cache_proto",
     "//chrome/common",
     "//chrome/common/extensions/api",
+    "//chrome/common/extensions/api:api_registration",
     "//chrome/common/net",
     "//chrome/common/safe_browsing:proto",
     "//chrome/installer/util",
     "//components/copresence",
     "//components/omaha_query_params",
     "//components/onc",
     "//components/strings",
     "//components/url_matcher",
     "//content/public/browser",
     "//content/public/common",
     "//crypto",
     "//device/bluetooth",
     "//device/hid",
     "//extensions/browser",
     "//extensions/common/api",
+    "//extensions/common/api:api_registration",
     "//extensions/strings",
     "//net",
     "//skia",
     "//sync",
     "//third_party/WebKit/public:resources",
     "//third_party/cacheinvalidation",
     "//third_party/icu",
     "//third_party/leveldatabase",
     "//third_party/re2",
     "//ui/accessibility:ax_gen",
@@ skipping 132 matching lines @@
         gypi_values.chrome_browser_extensions_app_list_sources,
         ".", "//chrome")
   }
 
   if (!use_ozone) {
     sources -= [
       "global_shortcut_listener_ozone.cc",
     ]
   }
 }