Support touch icon in FaviconHelper

chrome/browser/icon_delegate.cc

Index: chrome/browser/icon_delegate.cc
diff --git a/chrome/browser/icon_delegate.cc b/chrome/browser/icon_delegate.cc
new file mode 100644
index 0000000000000000000000000000000000000000..f63683ee1a0947c13fca486304907ccab5d3aca5
--- /dev/null
+++ b/chrome/browser/icon_delegate.cc
@@ -0,0 +1,19 @@
+// 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/icon_delegate.h"
+
+IconDelegate::IconDelegate() {
+}
+
+IconDelegate::~IconDelegate() {
+}
+
+void IconDelegate::UpdateFaviconImageData(
+    NavigationEntry* entry,
+    scoped_refptr<RefCountedMemory> data) {
+  SkBitmap image;
+  gfx::PNGCodec::Decode(data->front(), data->size(), &image);
+  UpdateFaviconImageData(entry, image);
+}