Add Link-Time Optimizations support for Android.

chrome/chrome_browser.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.
 
 {
   'variables': {
     # All .cc, .h, .m, and .mm files under browser except for:
     # * tests and mocks.
     # * code below browser/chromeos
     # * code below browser/extensions
@@ skipping 2872 matching lines @@
       'export_dependent_settings': [
         '../components/components.gyp:autofill_core_browser',
         '../content/content.gyp:content_browser',
         '../sql/sql.gyp:sql',
         '../sync/sync.gyp:sync',
       ],
       # sources applied to all configurations
       'sources': [
         '<@(chrome_browser_undo_sources)',
       ],
+      'includes': [
+        # Disable LTO due to ELF section name out of range
+        # crbug.com/422251
+        '../build/android/disable_lto.gypi',
+      ],
       'conditions': [
         ['OS != "ios"', {
           'dependencies': [
             'apps',
             'debugger',
             'installer_util',
             '../third_party/re2/re2.gyp:re2',
             '../cc/cc.gyp:cc',
             '../components/components.gyp:autofill_content_browser',
             '../components/components.gyp:dom_distiller_content',
@@ skipping 697 matching lines @@
           'variables': {
             'proto_in_dir': 'browser/sync_file_system/drive_backend',
             'proto_out_dir': 'chrome/browser/sync_file_system/drive_backend',
           },
           'includes': [ '../build/protoc.gypi' ]
         },
       ],
     },],
   ],
 }