Revert of Introduce ModulePendingScript

third_party/WebKit/Source/core/dom/ModulePendingScript.h

Index: third_party/WebKit/Source/core/dom/ModulePendingScript.h
diff --git a/third_party/WebKit/Source/core/dom/ModulePendingScript.h b/third_party/WebKit/Source/core/dom/ModulePendingScript.h
deleted file mode 100644
index 62ecccbbcfbac8682a2bb6da632754e4810ed829..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/core/dom/ModulePendingScript.h
+++ /dev/null
@@ -1,98 +0,0 @@
-// Copyright 2017 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 ModulePendingScript_h
-#define ModulePendingScript_h
-
-#include "core/dom/Modulator.h"
-#include "core/dom/ModuleScript.h"
-#include "core/dom/PendingScript.h"
-
-namespace blink {
-
-class ModulePendingScript;
-
-// ModulePendingScriptTreeClient is used to connect from Modulator::FetchTree()
-// to ModulePendingScript. Because ModulePendingScript is created after
-// Modulator::FetchTree() is called, ModulePendingScriptTreeClient is
-// registered as ModuleTreeClient to FetchTree() first, and later
-// ModulePendingScript is supplied to ModulePendingScriptTreeClient via
-// SetPendingScript() and is notified of module tree load finish.
-class ModulePendingScriptTreeClient final
-    : public GarbageCollectedFinalized<ModulePendingScriptTreeClient>,
-      public ModuleTreeClient {
-  USING_GARBAGE_COLLECTED_MIXIN(ModulePendingScriptTreeClient);
-
- public:
-  static ModulePendingScriptTreeClient* Create() {
-    return new ModulePendingScriptTreeClient();
-  }
-  virtual ~ModulePendingScriptTreeClient() = default;
-
-  void SetPendingScript(ModulePendingScript* client);
-
-  ModuleScript* GetModuleScript() const { return module_script_; }
-
-  DECLARE_TRACE();
-
- private:
-  ModulePendingScriptTreeClient();
-
-  // Implements ModuleTreeClient
-  void NotifyModuleTreeLoadFinished(ModuleScript*) override;
-
-  bool finished_ = false;
-  Member<ModuleScript> module_script_;
-  Member<ModulePendingScript> pending_script_;
-};
-
-// PendingScript for a module script
-// https://html.spec.whatwg.org/#module-script.
-class CORE_EXPORT ModulePendingScript : public PendingScript {
- public:
-  static ModulePendingScript* Create(ScriptElementBase* element,
-                                     ModulePendingScriptTreeClient* client) {
-    return new ModulePendingScript(element, client);
-  }
-
-  ~ModulePendingScript() override;
-
-  void NotifyModuleTreeLoadFinished();
-
-  ModuleScript* GetModuleScript() const {
-    return module_tree_client_->GetModuleScript();
-  }
-
-  DECLARE_TRACE();
-
- private:
-  ModulePendingScript(ScriptElementBase*, ModulePendingScriptTreeClient*);
-
-  // PendingScript
-  ScriptType GetScriptType() const override { return ScriptType::kModule; }
-  Script* GetSource(const KURL& document_url,
-                    bool& error_occurred) const override;
-  bool IsReady() const override { return ready_; }
-  bool IsExternal() const override { return true; }
-  bool ErrorOccurred() const override;
-  bool WasCanceled() const override { return false; }
-
-  void StartStreamingIfPossible(Document*, ScriptStreamer::Type) override {}
-  KURL UrlForClassicScript() const override {
-    NOTREACHED();
-    return KURL();
-  }
-  void RemoveFromMemoryCache() override { NOTREACHED(); }
-
-  void DisposeInternal() override;
-
-  void CheckState() const override {}
-
-  Member<ModulePendingScriptTreeClient> module_tree_client_;
-  bool ready_ = false;
-};
-
-}  // namespace blink
-
-#endif  // ModulePendingScript_h