Remove the Widevine signature files from the Linux and ChromeOS builds

chrome/BUILD.gn

 # Copyright 2014 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.
 
 import("//build/buildflag_header.gni")
 import("//build/config/chrome_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/compiler/pgo/pgo.gni")
 import("//build/config/features.gni")
 import("//build/config/locales.gni")
@@ skipping 255 matching lines @@
         data_deps += [ "//chrome/app:service_manifests" ]
       }
     }
 
     # These files are used by the installer so we need a public dep.
     public_deps += [ ":packed_resources" ]
 
     # Only ChromeOS has precompiled Flash that needs to get copied to the output
     # directory. On other platforms, Flash is either component-updated only or
     # not supported at all.
-    # As well, the scripts to sign files for Widevine need to be copied to the
-    # output directory so that the scripts can be run on the executables after
-    # stripping.
     if (is_chromeos) {
       deps += [ "//third_party/adobe/flash:flapper_binaries" ]
-      data_deps += [ "//third_party/widevine/cdm:widevine_signature_scripts" ]
     }
 
     data_deps += [ "//third_party/widevine/cdm:widevinecdmadapter" ]
 
     if (is_multi_dll_chrome) {
       defines += [ "CHROME_MULTIPLE_DLL" ]
       data_deps += [ ":chrome_child" ]
     }
   }
 }  # !is_android && !is_mac
@@ skipping 1370 matching lines @@
       "//chrome/app/theme/$branding_path_component/product_logo_48.png",
       "//chrome/tools/build/linux/chrome-wrapper",
       "//third_party/xdg-utils/scripts/xdg-mime",
       "//third_party/xdg-utils/scripts/xdg-settings",
     ]
     outputs = [
       "$root_out_dir/{{source_file_part}}",
     ]
   }
 }