Trusted plugin: Miscellaneous cleanup.

ppapi/native_client/src/trusted/plugin/plugin.cc

Index: ppapi/native_client/src/trusted/plugin/plugin.cc
diff --git a/ppapi/native_client/src/trusted/plugin/plugin.cc b/ppapi/native_client/src/trusted/plugin/plugin.cc
index eace43823b94c338274d2f29546141066f0bf6c1..c2fcbd87b07801c03ebfeb60554b8d3129bbd354 100644
--- a/ppapi/native_client/src/trusted/plugin/plugin.cc
+++ b/ppapi/native_client/src/trusted/plugin/plugin.cc
@@ -354,23 +354,12 @@ NaClSubprocess* Plugin::LoadHelperNaClModule(const nacl::string& helper_url,
   return nacl_subprocess.release();
 }
 
-Plugin* Plugin::New(PP_Instance pp_instance) {
-  PLUGIN_PRINTF(("Plugin::New (pp_instance=%" NACL_PRId32 ")\n", pp_instance));
-  Plugin* plugin = new Plugin(pp_instance);
-  PLUGIN_PRINTF(("Plugin::New (plugin=%p)\n", static_cast<void*>(plugin)));
-  return plugin;
-}
-
 // All failures of this function will show up as "Missing Plugin-in", so
 // there is no need to log to JS console that there was an initialization
 // failure. Note that module loading functions will log their own errors.
 bool Plugin::Init(uint32_t argc, const char* argn[], const char* argv[]) {
   PLUGIN_PRINTF(("Plugin::Init (argc=%" NACL_PRIu32 ")\n", argc));
   nacl_interface_->InitializePlugin(pp_instance(), argc, argn, argv);
-  url_util_ = pp::URLUtil_Dev::Get();
-  if (url_util_ == NULL)
-    return false;
-
   wrapper_factory_ = new nacl::DescWrapperFactory();
   pp::Var manifest_url(pp::PASS_REF, nacl_interface_->GetManifestURLArgument(
       pp_instance()));
@@ -654,15 +643,13 @@ void Plugin::NaClManifestFileDidOpen(int32_t pp_error) {
 void Plugin::ProcessNaClManifest(const nacl::string& manifest_json) {
   HistogramSizeKB("NaCl.Perf.Size.Manifest",
                   static_cast<int32_t>(manifest_json.length() / 1024));
-  ErrorInfo error_info;
-  if (!SetManifestObject(manifest_json, &error_info)) {
-    ReportLoadError(error_info);
+  if (!SetManifestObject(manifest_json))
     return;
-  }
 
   nacl::string program_url;
   PP_PNaClOptions pnacl_options = {PP_FALSE, PP_FALSE, 2};
   bool uses_nonsfi_mode;
+  ErrorInfo error_info;
   if (manifest_->GetProgramURL(
           &program_url, &pnacl_options, &uses_nonsfi_mode, &error_info)) {
     // TODO(teravest): Make ProcessNaClManifest take responsibility for more of
@@ -742,12 +729,11 @@ void Plugin::RequestNaClManifest(const nacl::string& url) {
 }
 
 
-bool Plugin::SetManifestObject(const nacl::string& manifest_json,
-                               ErrorInfo* error_info) {
+bool Plugin::SetManifestObject(const nacl::string& manifest_json) {
   PLUGIN_PRINTF(("Plugin::SetManifestObject(): manifest_json='%s'.\n",
        manifest_json.c_str()));
-  if (error_info == NULL)
-    return false;
+  ErrorInfo error_info;
+
   // Determine whether lookups should use portable (i.e., pnacl versions)
   // rather than platform-specific files.
   bool is_pnacl = nacl_interface_->IsPNaCl(pp_instance());
@@ -760,12 +746,13 @@ bool Plugin::SetManifestObject(const nacl::string& manifest_json,
       manifest_base_url_str.c_str());
   const char* sandbox_isa = nacl_interface_->GetSandboxArch();
   nacl::scoped_ptr<JsonManifest> json_manifest(
-      new JsonManifest(url_util_,
+      new JsonManifest(pp::URLUtil_Dev::Get(),
                        manifest_base_url_str,
                        (is_pnacl ? kPortableArch : sandbox_isa),
                        nonsfi_mode_enabled,
                        pnacl_debug));
-  if (!json_manifest->Init(manifest_json, error_info)) {
+  if (!json_manifest->Init(manifest_json, &error_info)) {
+    ReportLoadError(error_info);
     return false;
   }
   manifest_.reset(json_manifest.release());
@@ -790,9 +777,8 @@ void Plugin::UrlDidOpenForStreamAsFile(
   } else if (info->get_desc() > NACL_NO_FILE_DESC) {
     std::map<nacl::string, NaClFileInfoAutoCloser*>::iterator it =
         url_file_info_map_.find(url_downloader->url());
-    if (it != url_file_info_map_.end()) {
+    if (it != url_file_info_map_.end())
       delete it->second;
-    }
     url_file_info_map_[url_downloader->url()] = info;
     callback.Run(PP_OK);
   } else {
@@ -974,8 +960,9 @@ bool Plugin::OpenURLFast(const nacl::string& url,
 }
 
 bool Plugin::DocumentCanRequest(const std::string& url) {
-  CHECK(url_util_ != NULL);
-  return url_util_->DocumentCanRequest(this, pp::Var(url));
+  CHECK(pp::Module::Get()->core()->IsMainThread());
+  CHECK(pp::URLUtil_Dev::Get() != NULL);
+  return pp::URLUtil_Dev::Get()->DocumentCanRequest(this, pp::Var(url));
 }
 
 void Plugin::set_exit_status(int exit_status) {