Remove Chrome OS-only sources only if the OS is Chrome OS.

chrome/chrome_tests.gypi

 # Copyright 2013 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.
 {
   'variables': {
     'chrome_browser_extensions_test_support_sources': [
       # A list of sources which is shared between different browser tests.
       'browser/apps/app_browsertest_util.cc',
       'browser/apps/app_browsertest_util.h',
       'browser/extensions/browsertest_util.cc',
@@ skipping 2392 matching lines @@
             'renderer/safe_browsing/phishing_classifier_browsertest.cc',
             'renderer/safe_browsing/phishing_classifier_delegate_browsertest.cc',
             'renderer/safe_browsing/phishing_dom_feature_extractor_browsertest.cc',
           ]
         }],
         ['enable_autofill_dialog!=1 or OS=="android" or OS=="ios"', {
           'dependencies!': [
             '../third_party/libaddressinput/libaddressinput.gyp:libaddressinput',
           ],
         }],
-        ['use_ozone==1', {
-          'sources!': [
-            # crbug.com/362698
-            'browser/chromeos/input_method/input_method_engine_browsertests.cc',
-            'browser/extensions/api/input_ime/input_ime_apitest_chromeos.cc',
-          ],
-        }],
         ['remoting==1', {
           'sources': [ '<@(chrome_browser_tests_remoting_sources)' ],
           'dependencies': [
             '../remoting/remoting.gyp:remoting_webapp',
           ]
         }],
         ['use_x11==1', {
           'dependencies': [
             '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
           ],
@@ skipping 743 matching lines @@
             ['enable_webrtc==1', {
               'dependencies': [
                 '../third_party/libjingle/libjingle.gyp:libjingle_webrtc'
               ]
             }],
           ],
         }]
     }],
   ],  # 'conditions'
 }