Remove NPAPI from browser and utility

content/browser/plugin_service_impl.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.
 
 // This class responds to requests from renderers for the list of plugins, and
 // also a proxy object for plugin instances.
 
 #ifndef CONTENT_BROWSER_PLUGIN_SERVICE_IMPL_H_
 #define CONTENT_BROWSER_PLUGIN_SERVICE_IMPL_H_
 
 #if !defined(ENABLE_PLUGINS)
 #error "Plugins should be enabled"
 #endif
 
 #include <map>
 #include <set>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/scoped_vector.h"
 #include "base/memory/singleton.h"
 #include "base/synchronization/waitable_event_watcher.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "base/time/time.h"
 #include "build/build_config.h"
-#include "content/browser/plugin_process_host.h"
 #include "content/browser/ppapi_plugin_process_host.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/plugin_service.h"
 #include "content/public/common/pepper_plugin_info.h"
 #include "ipc/ipc_channel_handle.h"
 #include "url/gurl.h"
 
 #if defined(OS_WIN)
 #include "base/memory/scoped_ptr.h"
 #include "base/win/registry.h"
 #endif
 
 #if defined(OS_POSIX) && !defined(OS_OPENBSD) && !defined(OS_ANDROID)
 #include "base/files/file_path_watcher.h"
 #endif
 
 namespace base {
 class SingleThreadTaskRunner;
 }
 
 namespace content {
 class BrowserContext;
 class PluginDirWatcherDelegate;
-class PluginLoaderPosix;
 class PluginServiceFilter;
 class ResourceContext;
 struct PepperPluginInfo;
 
-// base::Bind() has limited arity, and the filter-related methods tend to
-// surpass that limit.
-struct PluginServiceFilterParams {
-  int render_process_id;
-  int render_frame_id;
-  GURL page_url;
-  ResourceContext* resource_context;
-};
-
 class CONTENT_EXPORT PluginServiceImpl
     : NON_EXPORTED_BASE(public PluginService) {
  public:
   // Returns the PluginServiceImpl singleton.
   static PluginServiceImpl* GetInstance();
 
   // PluginService implementation:
   void Init() override;
-  void StartWatchingPlugins() override;
   bool GetPluginInfoArray(const GURL& url,
                           const std::string& mime_type,
                           bool allow_wildcard,
                           std::vector<WebPluginInfo>* info,
                           std::vector<std::string>* actual_mime_types) override;
   bool GetPluginInfo(int render_process_id,
                      int render_frame_id,
                      ResourceContext* context,
                      const GURL& url,
                      const GURL& page_url,
                      const std::string& mime_type,
                      bool allow_wildcard,
                      bool* is_stale,
                      WebPluginInfo* info,
                      std::string* actual_mime_type) override;
   bool GetPluginInfoByPath(const base::FilePath& plugin_path,
                            WebPluginInfo* info) override;
   base::string16 GetPluginDisplayNameByPath(
       const base::FilePath& path) override;
   void GetPlugins(const GetPluginsCallback& callback) override;
   PepperPluginInfo* GetRegisteredPpapiPluginInfo(
       const base::FilePath& plugin_path) override;
   void SetFilter(PluginServiceFilter* filter) override;
   PluginServiceFilter* GetFilter() override;
-  void ForcePluginShutdown(const base::FilePath& plugin_path) override;
   bool IsPluginUnstable(const base::FilePath& plugin_path) override;
   void RefreshPlugins() override;
-  void AddExtraPluginPath(const base::FilePath& path) override;
-  void RemoveExtraPluginPath(const base::FilePath& path) override;
-  void AddExtraPluginDir(const base::FilePath& path) override;
   void RegisterInternalPlugin(const WebPluginInfo& info,
                               bool add_at_beginning) override;
   void UnregisterInternalPlugin(const base::FilePath& path) override;
   void GetInternalPlugins(std::vector<WebPluginInfo>* plugins) override;
-  bool NPAPIPluginsSupported() override;
-  void DisablePluginsDiscoveryForTesting() override;
-#if defined(OS_MACOSX)
-  void AppActivated() override;
-#endif
   bool PpapiDevChannelSupported(BrowserContext* browser_context,
                                 const GURL& document_url) override;
 
   // Returns the plugin process host corresponding to the plugin process that
   // has been started by this service. This will start a process to host the
   // 'plugin_path' if needed. If the process fails to start, the return value
   // is NULL. Must be called on the IO thread.
-  PluginProcessHost* FindOrStartNpapiPluginProcess(
-      int render_process_id, const base::FilePath& plugin_path);
   PpapiPluginProcessHost* FindOrStartPpapiPluginProcess(
       int render_process_id,
       const base::FilePath& plugin_path,
       const base::FilePath& profile_data_directory);
   PpapiPluginProcessHost* FindOrStartPpapiBrokerProcess(
       int render_process_id, const base::FilePath& plugin_path);
 
   // Opens a channel to a plugin process for the given mime type, starting
   // a new plugin process if necessary.  This must be called on the IO thread
   // or else a deadlock can occur.
-  void OpenChannelToNpapiPlugin(int render_process_id,
-                                int render_frame_id,
-                                const GURL& url,
-                                const GURL& page_url,
-                                const std::string& mime_type,
-                                PluginProcessHost::Client* client);
   void OpenChannelToPpapiPlugin(int render_process_id,
                                 const base::FilePath& plugin_path,
                                 const base::FilePath& profile_data_directory,
                                 PpapiPluginProcessHost::PluginClient* client);
   void OpenChannelToPpapiBroker(int render_process_id,
                                 const base::FilePath& path,
                                 PpapiPluginProcessHost::BrokerClient* client);
 
-  // Cancels opening a channel to a NPAPI plugin.
-  void CancelOpenChannelToNpapiPlugin(PluginProcessHost::Client* client);
-
   // Used to monitor plugin stability.
   void RegisterPluginCrash(const base::FilePath& plugin_path);
 
  private:
   friend struct base::DefaultSingletonTraits<PluginServiceImpl>;
 
   // Creates the PluginServiceImpl object, but doesn't actually build the plugin
   // list yet.  It's generated lazily.
   PluginServiceImpl();
   ~PluginServiceImpl() override;
 
 #if defined(OS_WIN)
   void OnKeyChanged(base::win::RegKey* key);
 #endif
 
   // Returns the plugin process host corresponding to the plugin process that
   // has been started by this service. Returns NULL if no process has been
   // started.
-  PluginProcessHost* FindNpapiPluginProcess(const base::FilePath& plugin_path);
   PpapiPluginProcessHost* FindPpapiPluginProcess(
       const base::FilePath& plugin_path,
       const base::FilePath& profile_data_directory);
   PpapiPluginProcessHost* FindPpapiBrokerProcess(
       const base::FilePath& broker_path);
 
   void RegisterPepperPlugins();
 
   // Run on the blocking pool to load the plugins synchronously.
   void GetPluginsInternal(base::SingleThreadTaskRunner* target_task_runner,
                           const GetPluginsCallback& callback);
 
-#if defined(OS_POSIX)
-  void GetPluginsOnIOThread(base::SingleThreadTaskRunner* target_task_runner,
-                            const GetPluginsCallback& callback);
-#endif
-
-  // Binding directly to GetAllowedPluginForOpenChannelToPlugin() isn't possible
-  // because more arity is needed <http://crbug.com/98542>. This just forwards.
-  void ForwardGetAllowedPluginForOpenChannelToPlugin(
-      const PluginServiceFilterParams& params,
-      const GURL& url,
-      const std::string& mime_type,
-      PluginProcessHost::Client* client,
-      const std::vector<WebPluginInfo>&);
-  // Helper so we can do the plugin lookup on the FILE thread.
-  void GetAllowedPluginForOpenChannelToPlugin(
-      int render_process_id,
-      int render_frame_id,
-      const GURL& url,
-      const GURL& page_url,
-      const std::string& mime_type,
-      PluginProcessHost::Client* client,
-      ResourceContext* resource_context);
-
-  // Helper so we can finish opening the channel after looking up the
-  // plugin.
-  void FinishOpenChannelToPlugin(int render_process_id,
-                                 const base::FilePath& plugin_path,
-                                 PluginProcessHost::Client* client);
-
-#if defined(OS_POSIX) && !defined(OS_OPENBSD) && !defined(OS_ANDROID)
-  // Registers a new FilePathWatcher for a given path.
-  static void RegisterFilePathWatcher(base::FilePathWatcher* watcher,
-                                      const base::FilePath& path);
-#endif
-
-#if defined(OS_WIN)
-  // Registry keys for getting notifications when new plugins are installed.
-  base::win::RegKey hkcu_key_;
-  base::win::RegKey hklm_key_;
-#endif
-
-  bool npapi_plugins_enabled_;
-
-#if defined(OS_POSIX) && !defined(OS_OPENBSD) && !defined(OS_ANDROID)
-  ScopedVector<base::FilePathWatcher> file_watchers_;
-#endif
-
   std::vector<PepperPluginInfo> ppapi_plugins_;
 
   // Weak pointer; outlives us.
   PluginServiceFilter* filter_;
 
-  std::set<PluginProcessHost::Client*> pending_plugin_clients_;
-
   // Used to sequentialize loading plugins from disk.
   base::SequencedWorkerPool::SequenceToken plugin_list_token_;
 
-#if defined(OS_POSIX)
-  scoped_refptr<PluginLoaderPosix> plugin_loader_;
-#endif
-
   // Used to detect if a given plugin is crashing over and over.
   std::map<base::FilePath, std::vector<base::Time> > crash_times_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginServiceImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_PLUGIN_SERVICE_IMPL_H_