Revert 146740 - Handle interface to prerenders.

The prerender_manager now returns a PrerenderHandle* when creating a prerender; this is a useful object for canceling the prerender, as well as signaling navigation, etc...

BUG=None

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=146735

Review URL: https://chromiumcodereview.appspot.com/10553029

TBR=gavinp@chromium.org
Review URL: https://chromiumcodereview.appspot.com/10779007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@146741 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 0 insertions, 71 deletions

diff --git a/chrome/browser/prerender/prerender_handle.cc b/chrome/browser/prerender/prerender_handle.cc
deleted file mode 100644
index 24de791..0000000
--- a/chrome/browser/prerender/prerender_handle.cc
+++ /dev/null
@@ -1,71 +0,0 @@
-// Copyright (c) 2012 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 "chrome/browser/prerender/prerender_handle.h"
-
-#include <algorithm>
-
-#include "chrome/browser/prerender/prerender_contents.h"
-
-namespace prerender {
-
-PrerenderHandle::~PrerenderHandle() {
-  DCHECK(!IsValid());
-  // This shouldn't occur, but we also shouldn't leak if it does.
-  if (IsValid())
-    OnCancel();
-}
-
-void PrerenderHandle::OnNavigateAway() {
-  DCHECK(CalledOnValidThread());
-  if (!IsValid())
-    return;
-  prerender_data_->OnNavigateAwayByHandle();
-  prerender_data_.reset();
-}
-
-void PrerenderHandle::OnCancel() {
-  DCHECK(CalledOnValidThread());
-  if (!IsValid())
-    return;
-  prerender_data_->OnCancelByHandle();
-  prerender_data_.reset();
-}
-
-bool PrerenderHandle::IsValid() const {
-  return prerender_data_ != NULL;
-}
-
-bool PrerenderHandle::IsPending() const {
-  DCHECK(CalledOnValidThread());
-  return prerender_data_ && !prerender_data_->contents();
-}
-
-bool PrerenderHandle::IsPrerendering() const {
-  DCHECK(CalledOnValidThread());
-  return prerender_data_ && prerender_data_->contents();
-}
-
-bool PrerenderHandle::IsFinishedLoading() const {
-  DCHECK(CalledOnValidThread());
-  if (!prerender_data_ || IsPending())
-    return false;
-  return prerender_data_->contents()->has_finished_loading();
-}
-
-PrerenderHandle::PrerenderHandle(
-    PrerenderManager::PrerenderData* prerender_data)
-    : prerender_data_(prerender_data->AsWeakPtr()),
-      weak_ptr_factory_(this) {
-  prerender_data->OnNewHandle();
-}
-
-void PrerenderHandle::SwapPrerenderDataWith(
-    PrerenderHandle* other_prerender_handle) {
-  DCHECK(CalledOnValidThread());
-  DCHECK(other_prerender_handle);
-  std::swap(prerender_data_, other_prerender_handle->prerender_data_);
-}
-
-}  // namespace prerender