Remove NPAPI from browser and utility

content/shell/app/blink_test_platform_support_mac.mm

 // Copyright 2013 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.
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/mac/bundle_locations.h"
 #include "base/macros.h"
 #include "base/path_service.h"
 #include "content/shell/app/blink_test_platform_support.h"
@@ skipping 65 matching lines @@
     [font_urls addObject:[font_url absoluteURL]];
   }
 
   CFArrayRef errors = 0;
   if (!CTFontManagerRegisterFontsForURLs((CFArrayRef)font_urls,
                                          kCTFontManagerScopeProcess,
                                          &errors)) {
     DLOG(FATAL) << "Fail to activate fonts.";
     CFRelease(errors);
   }
-
-  // Add <app bundle's parent dir>/plugins to the plugin path so we can load
-  // test npapi plugins (soon to be removed).
-  const char kExtraPluginDir[] = "extra-plugin-dir";
-  base::FilePath plugins_dir;
-  PathService::Get(base::DIR_EXE, &plugins_dir);
-  plugins_dir = plugins_dir.AppendASCII("../../../plugins");
-  base::CommandLine& command_line = *base::CommandLine::ForCurrentProcess();
-  command_line.AppendSwitchPath(kExtraPluginDir, plugins_dir);
-
   return true;
 }
 
 }  // namespace content