Remove code to register Pepper effects plugin.

The effects functionality has been migrated to NaCl - the code to
manually register a Pepper plugin for Effects is no longer needed.

BUG=392002
TEST=trybots, unit_tests

Review URL: https://codereview.chromium.org/1085393003

Cr-Commit-Position: refs/heads/master@{#325460}

chrome/common/chrome_content_client.cc

@@ -74,13 +74,6 @@ const char kPDFPluginOutOfProcessMimeType[] =
 const uint32 kPDFPluginPermissions = ppapi::PERMISSION_PRIVATE |
                                      ppapi::PERMISSION_DEV;
 
-const char kEffectsPluginName[] = "Google Talk Effects Plugin";
-const char kEffectsPluginMimeType[] ="application/x-ppapi-hangouts-effects";
-const char kEffectsPluginExtension[] = "";
-const char kEffectsPluginDescription[] = "Google Talk Effects Plugin";
-const uint32 kEffectsPluginPermissions = ppapi::PERMISSION_PRIVATE |
-                                         ppapi::PERMISSION_DEV;
-
 content::PepperPluginInfo::GetInterfaceFunc g_pdf_get_interface;
 content::PepperPluginInfo::PPP_InitializeModuleFunc g_pdf_initialize_module;
 content::PepperPluginInfo::PPP_ShutdownModuleFunc g_pdf_shutdown_module;
@@ -170,26 +163,6 @@ void ComputeBuiltInPlugins(std::vector<content::PepperPluginInfo>* plugins) {
   }
 #endif  // !defined(DISABLE_NACL)
 
-  // TODO(vrk): Remove this when NaCl effects plugin replaces the ppapi effects
-  // plugin.
-  static bool skip_effects_file_check = false;
-  if (PathService::Get(chrome::FILE_EFFECTS_PLUGIN, &path)) {
-    if (skip_effects_file_check || base::PathExists(path)) {
-      content::PepperPluginInfo effects;
-      effects.path = path;
-      effects.name = kEffectsPluginName;
-      effects.is_out_of_process = true;
-      effects.permissions = kEffectsPluginPermissions;
-      content::WebPluginMimeType effects_mime_type(kEffectsPluginMimeType,
-                                                   kEffectsPluginExtension,
-                                                   kEffectsPluginDescription);
-      effects.mime_types.push_back(effects_mime_type);
-      plugins->push_back(effects);
-
-      skip_effects_file_check = true;
-    }
-  }
-
 #if defined(WIDEVINE_CDM_AVAILABLE) && defined(ENABLE_PEPPER_CDMS) && \
     !defined(WIDEVINE_CDM_IS_COMPONENT)
   static bool skip_widevine_cdm_file_check = false;

chrome/common/chrome_paths.cc

@@ -66,15 +66,6 @@ const base::FilePath::CharType kPepperFlashSystemBaseDirectory[] =
 const base::FilePath::CharType kInternalNaClPluginFileName[] =
     FILE_PATH_LITERAL("internal-nacl-plugin");
 
-const base::FilePath::CharType kEffectsPluginFileName[] =
-#if defined(OS_WIN)
-    FILE_PATH_LITERAL("pepper/libppeffects.dll");
-#elif defined(OS_MACOSX)
-    FILE_PATH_LITERAL("pepper/libppeffects.plugin");
-#else  // Linux and Chrome OS
-    FILE_PATH_LITERAL("pepper/libppeffects.so");
-#endif
-
 #if defined(OS_LINUX)
 // The path to the external extension <id>.json files.
 // /usr/share seems like a good choice, see: http://www.pathname.com/fhs/
@@ -316,11 +307,6 @@ bool PathProvider(int key, base::FilePath* result) {
         return false;
       cur = cur.Append(chrome::kPepperFlashPluginFilename);
       break;
-    case chrome::FILE_EFFECTS_PLUGIN:
-      if (!GetInternalPluginsDirectory(&cur))
-        return false;
-      cur = cur.Append(kEffectsPluginFileName);
-      break;
     // TODO(teravest): Remove this case once the internal NaCl plugin is gone.
     // We currently need a path here to look up whether the plugin is disabled
     // and what its permissions are.

chrome/common/chrome_paths.h

@@ -93,7 +93,6 @@ enum {
   DIR_PNACL_BASE,               // Full path to the base dir for PNaCl.
   DIR_PNACL_COMPONENT,          // Full path to the latest PNaCl version
                                 // (subdir of DIR_PNACL_BASE).
-  FILE_EFFECTS_PLUGIN,          // Full path to the Effects Pepper plugin file.
   DIR_COMPONENT_WIDEVINE_CDM,   // Directory that contains component-updated
                                 // Widevine CDM files.
   FILE_WIDEVINE_CDM_ADAPTER,    // Full path to the Widevine CDM adapter file.