Move all components/offline_pages/ files into component/offline_pages/core

components/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/chrome_build.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//printing/features/features.gni")
 import("//testing/test.gni")
 import("//tools/grit/repack.gni")
@@ skipping 81 matching lines @@
     "//components/leveldb_proto:unit_tests",
     "//components/login:unit_tests",
     "//components/memory_pressure:unit_tests",
     "//components/metrics:unit_tests",
     "//components/mime_util:unit_tests",
     "//components/net_log:unit_tests",
     "//components/network_session_configurator:unit_tests",
     "//components/network_time:unit_tests",
     "//components/ntp_snippets:unit_tests",
     "//components/ntp_tiles:unit_tests",
-    "//components/offline_pages:unit_tests",
-    "//components/offline_pages/background:unit_tests",
     "//components/offline_pages/core:unit_tests",
-    "//components/offline_pages/downloads:unit_tests",
-    "//components/offline_pages/request_header:unit_tests",
+    "//components/offline_pages/core/background:unit_tests",
+    "//components/offline_pages/core/downloads:unit_tests",
+    "//components/offline_pages/core/request_header:unit_tests",
     "//components/omnibox/browser:unit_tests",
     "//components/open_from_clipboard:unit_tests",
     "//components/os_crypt:unit_tests",
     "//components/password_manager/core/browser:unit_tests",
     "//components/password_manager/core/common:unit_tests",
     "//components/password_manager/sync/browser:unit_tests",
     "//components/payments:unit_tests",
     "//components/physical_web/data_source:unit_tests",
     "//components/precache/core:unit_tests",
     "//components/prefs:unit_tests",
@@ skipping 384 matching lines @@
       "//testing/perf",
       "//url",
     ]
 
     if (!is_ios) {
       sources += [ "discardable_memory/common/discardable_shared_memory_heap_perftest.cc" ]
       deps += [ "//components/discardable_memory/common" ]
     }
   }
 }