Revert of DevTools: remove dependency of most agents on InspectorPageAgent

Source/core/inspector/InspectorResolver.cpp

-// Copyright 2015 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.
-
-#include "config.h"
-#include "core/inspector/InspectorResolver.h"
-
-#include "core/dom/DOMNodeIds.h"
-#include "core/dom/Document.h"
-#include "core/dom/Node.h"
-#include "core/frame/LocalFrame.h"
-#include "core/inspector/InspectorIdentifiers.h"
-#include "core/loader/DocumentLoader.h"
-#include "wtf/text/WTFString.h"
-
-namespace blink {
-
-namespace InspectorResolver {
-
-Node* resolveNode(LocalFrame* inspectedFrame, int identifier)
-{
-    Node* node = DOMNodeIds::nodeForId(identifier);
-    LocalFrame* frame = node ? node->document().frame() : nullptr;
-    if (!frame || frame->instrumentingAgents() != inspectedFrame->instrumentingAgents())
-        return nullptr;
-    return node;
-}
-
-LocalFrame* resolveFrame(LocalFrame* inspectedFrame, const String& identifier)
-{
-    LocalFrame* frame = InspectorIdentifiers<LocalFrame>::lookup(identifier);
-    if (!frame || frame->instrumentingAgents() != inspectedFrame->instrumentingAgents())
-        return nullptr;
-    return frame;
-}
-
-} // namespace InspectorResolver
-
-} // namespace blink