core/loader: create private directory to store private classes

third_party/WebKit/Source/core/loader/PrerenderHandle.cpp

Index: third_party/WebKit/Source/core/loader/PrerenderHandle.cpp
diff --git a/third_party/WebKit/Source/core/loader/PrerenderHandle.cpp b/third_party/WebKit/Source/core/loader/PrerenderHandle.cpp
deleted file mode 100644
index bf8f60877ea0297d1f12dd66ab497886558a19a8..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/core/loader/PrerenderHandle.cpp
+++ /dev/null
@@ -1,113 +0,0 @@
-/*
- * Copyright (C) 2013 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "core/loader/PrerenderHandle.h"
-
-#include "core/dom/Document.h"
-#include "core/frame/LocalFrame.h"
-#include "core/loader/FrameLoader.h"
-#include "core/loader/PrerendererClient.h"
-#include "platform/Prerender.h"
-#include "platform/weborigin/ReferrerPolicy.h"
-#include "platform/weborigin/SecurityPolicy.h"
-
-namespace blink {
-
-// static
-PrerenderHandle* PrerenderHandle::create(Document& document,
-                                         PrerenderClient* client,
-                                         const KURL& url,
-                                         const unsigned prerenderRelTypes) {
-  // Prerenders are unlike requests in most ways (for instance, they pass down
-  // fragments, and they don't return data), but they do have referrers.
-  if (!document.frame())
-    return nullptr;
-
-  Prerender* prerender = Prerender::create(
-      client, url, prerenderRelTypes,
-      SecurityPolicy::generateReferrer(document.getReferrerPolicy(), url,
-                                       document.outgoingReferrer()));
-
-  PrerendererClient* prerendererClient =
-      PrerendererClient::from(document.page());
-  if (prerendererClient)
-    prerendererClient->willAddPrerender(prerender);
-  prerender->add();
-
-  return new PrerenderHandle(document, prerender);
-}
-
-PrerenderHandle::PrerenderHandle(Document& document, Prerender* prerender)
-    : ContextLifecycleObserver(&document), m_prerender(prerender) {}
-
-PrerenderHandle::~PrerenderHandle() {
-  if (m_prerender) {
-    m_prerender->abandon();
-    detach();
-  }
-}
-
-void PrerenderHandle::cancel() {
-  // Avoid both abandoning and canceling the same prerender. In the abandon
-  // case, the LinkLoader cancels the PrerenderHandle as the Document is
-  // destroyed, even through the ContextLifecycleObserver has already abandoned
-  // it.
-  if (!m_prerender)
-    return;
-  m_prerender->cancel();
-  detach();
-}
-
-const KURL& PrerenderHandle::url() const {
-  return m_prerender->url();
-}
-
-void PrerenderHandle::contextDestroyed(ExecutionContext*) {
-  // A PrerenderHandle is not removed from LifecycleNotifier::m_observers until
-  // the next GC runs. Thus contextDestroyed() can be called for a
-  // PrerenderHandle that is already cancelled (and thus detached). In that
-  // case, we should not detach the PrerenderHandle again.
-  if (!m_prerender)
-    return;
-  m_prerender->abandon();
-  detach();
-}
-
-void PrerenderHandle::detach() {
-  m_prerender->dispose();
-  m_prerender.clear();
-}
-
-DEFINE_TRACE(PrerenderHandle) {
-  visitor->trace(m_prerender);
-  ContextLifecycleObserver::trace(visitor);
-}
-
-}  // namespace blink