Move printing defines to buildflag system.

chrome/renderer/chrome_content_renderer_client.h

 // Copyright (c) 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.
 
 #ifndef CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
 #define CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
 
 #include <stddef.h>
 
 #include <map>
 #include <memory>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/strings/string16.h"
 #include "components/rappor/public/interfaces/rappor_recorder.mojom.h"
 #include "content/public/renderer/content_renderer_client.h"
 #include "ipc/ipc_channel_proxy.h"
+#include "printing/features/features.h"
 #include "v8/include/v8.h"
 
 #if defined (OS_CHROMEOS)
 #include "chrome/renderer/leak_detector/leak_detector_remote_client.h"
 #endif
 
 class ChromeRenderThreadObserver;
-#if defined(ENABLE_PRINT_PREVIEW)
+#if BUILDFLAG(ENABLE_PRINT_PREVIEW)
 class ChromePDFPrintClient;
 #endif
 class PrescientNetworkingDispatcher;
 #if defined(ENABLE_SPELLCHECK)
 class SpellCheck;
 class SpellCheckProvider;
 #endif
 
 struct ChromeViewHostMsg_GetPluginInfo_Output;
 
@@ skipping 196 matching lines @@
 #if defined(ENABLE_SPELLCHECK)
   std::unique_ptr<SpellCheck> spellcheck_;
 #endif
   std::unique_ptr<safe_browsing::PhishingClassifierFilter> phishing_classifier_;
   std::unique_ptr<subresource_filter::RulesetDealer>
       subresource_filter_ruleset_dealer_;
   std::unique_ptr<prerender::PrerenderDispatcher> prerender_dispatcher_;
 #if defined(ENABLE_WEBRTC)
   scoped_refptr<WebRtcLoggingMessageFilter> webrtc_logging_message_filter_;
 #endif
-#if defined(ENABLE_PRINT_PREVIEW)
+#if BUILDFLAG(ENABLE_PRINT_PREVIEW)
   std::unique_ptr<ChromePDFPrintClient> pdf_print_client_;
 #endif
 #if defined(ENABLE_PLUGINS)
   std::set<std::string> allowed_camera_device_origins_;
   std::set<std::string> allowed_compositor_origins_;
 #endif
 
 #if defined(OS_CHROMEOS)
   std::unique_ptr<LeakDetectorRemoteClient> leak_detector_remote_client_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(ChromeContentRendererClient);
 };
 
 #endif  // CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_