Update references to Blink's Platform API headers

chrome/renderer/searchbox/searchbox_extension.cc

 // 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.
 
 #include "chrome/renderer/searchbox/searchbox_extension.h"
 
 #include "base/i18n/rtl.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/instant_types.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/renderer/searchbox/searchbox.h"
 #include "content/public/renderer/render_view.h"
 #include "googleurl/src/gurl.h"
 #include "grit/renderer_resources.h"
-#include "third_party/WebKit/Source/Platform/chromium/public/WebURLRequest.h"
+#include "third_party/WebKit/public/platform/WebURLRequest.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebScriptSource.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
 #include "ui/base/keycodes/keyboard_codes.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/window_open_disposition.h"
 #include "v8/include/v8.h"
 
 namespace {
@@ skipping 1422 matching lines @@
     WebKit::WebFrame* frame) {
   Dispatch(frame, kDispatchMostVisitedChangedScript);
 }
 
 // static
 void SearchBoxExtension::DispatchBarsHidden(WebKit::WebFrame* frame) {
   Dispatch(frame, kDispatchBarsHiddenEventScript);
 }
 
 }  // namespace extensions_v8