Revert of Combine PDF plugin into the Chromium binary.

chrome/common/chrome_content_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_COMMON_CHROME_CONTENT_CLIENT_H_
 #define CHROME_COMMON_CHROME_CONTENT_CLIENT_H_
 
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
 #include "content/public/common/content_client.h"
 
 #if defined(ENABLE_PLUGINS)
 #include "content/public/common/pepper_plugin_info.h"
 #endif
 
 // Returns the user agent of Chrome.
 std::string GetUserAgent();
 
 class ChromeContentClient : public content::ContentClient {
  public:
   static const char* const kPDFPluginName;
-  static const char* const kPDFPluginPath;
   static const char* const kRemotingViewerPluginPath;
 
   // The methods below are called by child processes to set the function
   // pointers for built-in plugins. We avoid linking these plugins into
   // chrome_common because then on Windows we would ship them twice because of
   // the split DLL.
 #if defined(ENABLE_REMOTING)
   static void SetRemotingEntryFunctions(
       content::PepperPluginInfo::GetInterfaceFunc get_interface,
       content::PepperPluginInfo::PPP_InitializeModuleFunc initialize_module,
       content::PepperPluginInfo::PPP_ShutdownModuleFunc shutdown_module);
 #endif
 
 #if !defined(DISABLE_NACL)
   static void SetNaClEntryFunctions(
       content::PepperPluginInfo::GetInterfaceFunc get_interface,
       content::PepperPluginInfo::PPP_InitializeModuleFunc initialize_module,
       content::PepperPluginInfo::PPP_ShutdownModuleFunc shutdown_module);
-#endif
-
-#if defined(ENABLE_PLUGINS)
-  static void SetPDFEntryFunctions(
-      content::PepperPluginInfo::GetInterfaceFunc get_interface,
-      content::PepperPluginInfo::PPP_InitializeModuleFunc initialize_module,
-      content::PepperPluginInfo::PPP_ShutdownModuleFunc shutdown_module);
 #endif
 
   void SetActiveURL(const GURL& url) override;
   void SetGpuInfo(const gpu::GPUInfo& gpu_info) override;
   void AddPepperPlugins(
       std::vector<content::PepperPluginInfo>* plugins) override;
   void AddAdditionalSchemes(std::vector<std::string>* standard_schemes,
                             std::vector<std::string>* saveable_shemes) override;
   std::string GetProduct() const override;
   std::string GetUserAgent() const override;
   base::string16 GetLocalizedString(int message_id) const override;
   base::StringPiece GetDataResource(
       int resource_id,
       ui::ScaleFactor scale_factor) const override;
   base::RefCountedStaticMemory* GetDataResourceBytes(
       int resource_id) const override;
   gfx::Image& GetNativeImageNamed(int resource_id) const override;
   std::string GetProcessTypeNameInEnglish(int type) override;
 
 #if defined(OS_MACOSX) && !defined(OS_IOS)
   bool GetSandboxProfileForSandboxType(
       int sandbox_type,
       int* sandbox_profile_resource_id) const override;
 #endif
 };
 
 #endif  // CHROME_COMMON_CHROME_CONTENT_CLIENT_H_