Split infobar_delegate.[cc,h] into separate pieces for the different classes defined within, so that

chrome/browser/tab_contents/confirm_infobar_delegate.cc

Index: chrome/browser/tab_contents/confirm_infobar_delegate.cc
diff --git a/chrome/browser/tab_contents/confirm_infobar_delegate.cc b/chrome/browser/tab_contents/confirm_infobar_delegate.cc
new file mode 100644
index 0000000000000000000000000000000000000000..05923f352e981a4234d18395530aefe8eb6a9fcf
--- /dev/null
+++ b/chrome/browser/tab_contents/confirm_infobar_delegate.cc
@@ -0,0 +1,55 @@
+// Copyright (c) 2011 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/tab_contents/confirm_infobar_delegate.h"
+
+#include "chrome/browser/tab_contents/tab_contents.h"
+#include "grit/generated_resources.h"
+#include "ui/base/l10n/l10n_util.h"
+
+int ConfirmInfoBarDelegate::GetButtons() const {
+  return BUTTON_OK | BUTTON_CANCEL;
+}
+
+string16 ConfirmInfoBarDelegate::GetButtonLabel(InfoBarButton button) const {
+  return l10n_util::GetStringUTF16((button == BUTTON_OK) ? IDS_OK : IDS_CANCEL);
+}
+
+bool ConfirmInfoBarDelegate::NeedElevation(InfoBarButton button) const {
+  return false;
+}
+
+bool ConfirmInfoBarDelegate::Accept() {
+  return true;
+}
+
+bool ConfirmInfoBarDelegate::Cancel() {
+  return true;
+}
+
+string16 ConfirmInfoBarDelegate::GetLinkText() {
+  return string16();
+}
+
+bool ConfirmInfoBarDelegate::LinkClicked(WindowOpenDisposition disposition) {
+  return true;
+}
+
+ConfirmInfoBarDelegate::ConfirmInfoBarDelegate(TabContents* contents)
+    : InfoBarDelegate(contents) {
+}
+
+ConfirmInfoBarDelegate::~ConfirmInfoBarDelegate() {
+}
+
+bool ConfirmInfoBarDelegate::EqualsDelegate(InfoBarDelegate* delegate) const {
+  ConfirmInfoBarDelegate* confirm_delegate =
+      delegate->AsConfirmInfoBarDelegate();
+  return confirm_delegate &&
+      (confirm_delegate->GetMessageText() == GetMessageText());
+}
+
+ConfirmInfoBarDelegate* ConfirmInfoBarDelegate::AsConfirmInfoBarDelegate() {
+  return this;
+}