Revert of Rename wm_core_export.h to wm_export.h and the wm_core target to just wm

chrome/chrome_tests_unit.gypi

 # Copyright 2012 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.
 {
   'targets': [
     {
       # This target contains mocks and test utilities that don't belong in
       # production libraries but are used by more than one test executable.
       'target_name': 'test_support_common',
       'type': 'static_library',
@@ skipping 2104 matching lines @@
             '../build/linux/system.gyp:gio',
           ],
         }, {
           'sources/': [
             ['exclude', '^browser/ui/libgtk2ui/'],
           ],
         }],
         ['use_aura==1 or toolkit_views==1', {
           'dependencies': [
             '../ui/events/events.gyp:events_test_support',
-            '../ui/wm/wm.gyp:wm',
+            '../ui/wm/wm.gyp:wm_core',
           ],
         }],
         ['use_aura==1 and component=="shared_library"', {
           'sources!': [
             # TODO(erg): This file does not compile in shared library mode
             # because it is reaching into the internals of libgtk2ui, which
             # shouldn't be linked with the rest of chrome. This should either
             # be fixed by creating a separate unit test target, or by deleting
             # the test.
             'browser/ui/libgtk2ui/x11_input_method_context_impl_gtk2_unittest.cc'
@@ skipping 704 matching lines @@
             'browser/ui/app_list/test/fake_profile_store.h',
             'browser/ui/app_list/test/fast_show_pickler_unittest.cc',
             'browser/ui/views/app_list/linux/app_list_linux_unittest.cc',
             'browser/ui/views/app_list/win/app_list_win_unittest.cc',
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }