Remove content/public/plugin and chrome/plugin

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/features.gni")
 import("//build/config/locales.gni")
 import("//build/config/sanitizers/sanitizers.gni")
@@ skipping 476 matching lines @@
 # GYP version: chromium_child_dependencies variable in chrome.gyp
 group("child_dependencies") {
   public_deps = [
     "//chrome/common",
     "//sync",
   ]
   if (!is_ios) {
     public_deps += [
       "//chrome/browser/devtools",
       "//chrome/child",
-      "//chrome/plugin",
       "//chrome/renderer",
       "//chrome/utility",
       "//content/public/child",
       "//third_party/WebKit/public:blink_devtools_frontend_resources",
     ]
   }
   if (cld_version == 2) {
     public_deps += [ "//third_party/cld_2:cld2_platform_impl" ]
   }
 
@@ skipping 504 matching lines @@
     libs = [
       "android",
       "jnigraphics",
     ]
 
     deps = [
       "//chrome/browser",
       "//chrome/browser/ui",
       "//chrome/child",
       "//chrome/common",
-      "//chrome/plugin",
       "//chrome/renderer",
       "//chrome/utility",
       "//components/safe_browsing_db:safe_browsing_db_mobile",
       "//content/public/app:both",
     ]
   }
 }
 
 if (is_linux) {
   action("manpage") {
@@ skipping 71 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}}",
     ]
   }
 }