Revert "Implement chrome.platformKeys.getKeyPair()."

chrome/renderer/extensions/chrome_extensions_dispatcher_delegate.cc

 // 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.
 
 #include "chrome/renderer/extensions/chrome_extensions_dispatcher_delegate.h"
 
 #include "base/command_line.h"
 #include "base/sha1.h"
 #include "base/strings/string_number_conversions.h"
 #include "chrome/common/chrome_switches.h"
@@ skipping 172 matching lines @@
   source_map->RegisterSource("mediaGalleries",
                              IDR_MEDIA_GALLERIES_CUSTOM_BINDINGS_JS);
   source_map->RegisterSource("notifications",
                              IDR_NOTIFICATIONS_CUSTOM_BINDINGS_JS);
   source_map->RegisterSource("omnibox", IDR_OMNIBOX_CUSTOM_BINDINGS_JS);
   source_map->RegisterSource("pageAction", IDR_PAGE_ACTION_CUSTOM_BINDINGS_JS);
   source_map->RegisterSource("pageCapture",
                              IDR_PAGE_CAPTURE_CUSTOM_BINDINGS_JS);
   source_map->RegisterSource("platformKeys",
                              IDR_PLATFORM_KEYS_CUSTOM_BINDINGS_JS);
-  source_map->RegisterSource("platformKeys.getPublicKey",
-                             IDR_PLATFORM_KEYS_GET_PUBLIC_KEY_JS);
   source_map->RegisterSource("platformKeys.internalAPI",
                              IDR_PLATFORM_KEYS_INTERNAL_API_JS);
   source_map->RegisterSource("platformKeys.Key", IDR_PLATFORM_KEYS_KEY_JS);
   source_map->RegisterSource("platformKeys.SubtleCrypto",
                              IDR_PLATFORM_KEYS_SUBTLE_CRYPTO_JS);
   source_map->RegisterSource("platformKeys.utils", IDR_PLATFORM_KEYS_UTILS_JS);
   source_map->RegisterSource("syncFileSystem",
                              IDR_SYNC_FILE_SYSTEM_CUSTOM_BINDINGS_JS);
   source_map->RegisterSource("systemIndicator",
                              IDR_SYSTEM_INDICATOR_CUSTOM_BINDINGS_JS);
@@ skipping 71 matching lines @@
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           ::switches::kSingleProcess))
     return;
   crash_keys::SetActiveExtensions(extension_ids);
 }
 
 void ChromeExtensionsDispatcherDelegate::SetChannel(int channel) {
   extensions::SetCurrentChannel(
       static_cast<chrome::VersionInfo::Channel>(channel));
 }