Remove Autofill support for the ECML standard, as it is virtually unused.

chrome/chrome_browser.gypi

 # Copyright (c) 2011 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': [
     {
       'target_name': 'browser',
       'type': 'static_library',
       'dependencies': [
@@ skipping 117 matching lines @@
         'browser/autofill/address.h',
         'browser/autofill/address_field.cc',
         'browser/autofill/address_field.h',
         'browser/autofill/autofill-inl.h',
         'browser/autofill/autofill_cc_infobar_delegate.cc',
         'browser/autofill/autofill_cc_infobar_delegate.h',
         'browser/autofill/autofill_country.cc',
         'browser/autofill/autofill_country.h',
         'browser/autofill/autofill_download.cc',
         'browser/autofill/autofill_download.h',
-        'browser/autofill/autofill_ecml.cc',
-        'browser/autofill/autofill_ecml.h',
         'browser/autofill/autofill_feedback_infobar_delegate.cc',
         'browser/autofill/autofill_feedback_infobar_delegate.h',
         'browser/autofill/autofill_field.cc',
         'browser/autofill/autofill_field.h',
         'browser/autofill/autofill_ie_toolbar_import_win.cc',
         'browser/autofill/autofill_ie_toolbar_import_win.h',
         'browser/autofill/autofill_manager.cc',
         'browser/autofill/autofill_manager.h',
         'browser/autofill/autofill_metrics.cc',
         'browser/autofill/autofill_metrics.h',
@@ skipping 4749 matching lines @@
       ],
       'export_dependent_settings': [
         'in_memory_url_index_cache_proto',
       ],
       # This target exports a hard dependency because it includes generated
       # header files.
       'hard_dependency': 1,
     },
   ],
 }