Remove unused DataReductionProxyInfoBar and related code

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 988 matching lines @@
       'browser/media/android/router/media_router_dialog_controller_android.cc',
       'browser/media/android/router/media_router_dialog_controller_android.h',
       'browser/media/media_stream_infobar_delegate_android.cc',
       'browser/media/media_stream_infobar_delegate_android.h',
       'browser/media/midi_permission_infobar_delegate_android.cc',
       'browser/media/midi_permission_infobar_delegate_android.h',
       'browser/media/protected_media_identifier_infobar_delegate_android.cc',
       'browser/media/protected_media_identifier_infobar_delegate_android.h',
       'browser/metrics/android_metrics_provider.cc',
       'browser/metrics/android_metrics_provider.h',
-      'browser/net/spdyproxy/data_reduction_proxy_infobar_delegate_android.cc',
-      'browser/net/spdyproxy/data_reduction_proxy_infobar_delegate_android.h',
       'browser/net/spdyproxy/data_reduction_proxy_settings_android.cc',
       'browser/net/spdyproxy/data_reduction_proxy_settings_android.h',
       'browser/password_manager/account_chooser_dialog_android.cc',
       'browser/password_manager/account_chooser_dialog_android.h',
       'browser/password_manager/auto_signin_first_run_dialog_android.cc',
       'browser/password_manager/auto_signin_first_run_dialog_android.h',
       'browser/password_manager/credential_android.cc',
       'browser/password_manager/credential_android.h',
       'browser/password_manager/generated_password_saved_infobar_delegate_android.cc',
       'browser/password_manager/generated_password_saved_infobar_delegate_android.h',
@@ skipping 1019 matching lines @@
       'android/java/src/org/chromium/chrome/browser/util/AccessibilityUtil.java',
       'android/java/src/org/chromium/chrome/browser/util/FeatureUtilities.java',
       'android/java/src/org/chromium/chrome/browser/util/PlatformUtil.java',
       'android/java/src/org/chromium/chrome/browser/util/UrlUtilities.java',
       'android/java/src/org/chromium/chrome/browser/WarmupManager.java',
       'android/java/src/org/chromium/chrome/browser/WebContentsFactory.java',
       'android/java/src/org/chromium/chrome/browser/infobar/AppBannerInfoBarAndroid.java',
       'android/java/src/org/chromium/chrome/browser/infobar/AppBannerInfoBarDelegateAndroid.java',
       'android/java/src/org/chromium/chrome/browser/infobar/AutofillSaveCardInfoBar.java',
       'android/java/src/org/chromium/chrome/browser/infobar/ConfirmInfoBar.java',
-      'android/java/src/org/chromium/chrome/browser/infobar/DataReductionProxyInfoBarDelegate.java',
       'android/java/src/org/chromium/chrome/browser/infobar/GeneratedPasswordSavedInfoBarDelegate.java',
       'android/java/src/org/chromium/chrome/browser/infobar/InfoBar.java',
       'android/java/src/org/chromium/chrome/browser/infobar/InfoBarContainer.java',
       'android/java/src/org/chromium/chrome/browser/infobar/PermissionUpdateInfoBarDelegate.java',
       'android/java/src/org/chromium/chrome/browser/infobar/SavePasswordInfoBar.java',
       'android/java/src/org/chromium/chrome/browser/infobar/SimpleConfirmInfoBarBuilder.java',
       'android/java/src/org/chromium/chrome/browser/infobar/UpdatePasswordInfoBar.java',
       'android/java/src/org/chromium/chrome/browser/invalidation/InvalidationServiceFactory.java',
       'android/java/src/org/chromium/chrome/browser/metrics/LaunchMetrics.java',
       'android/java/src/org/chromium/chrome/browser/ssl/SecurityStateModel.java',
@@ skipping 2198 matching lines @@
             '../components/components.gyp:rlz',
             '../components/components.gyp:search_engines',
             '../rlz/rlz.gyp:rlz_lib',
             'common',
           ],
         },
       ],
     }],
   ],
 }