Support touch icon in FaviconHelper

content/browser/tab_contents/tab_contents.cc

Index: content/browser/tab_contents/tab_contents.cc
diff --git a/content/browser/tab_contents/tab_contents.cc b/content/browser/tab_contents/tab_contents.cc
index be64ae1013117b21ab7025607fe7c0cf59c0337d..c7649dd58110318692f5c0d48163195509eb5acf 100644
--- a/content/browser/tab_contents/tab_contents.cc
+++ b/content/browser/tab_contents/tab_contents.cc
@@ -389,7 +389,11 @@ TabContents::~TabContents() {
 void TabContents::AddObservers() {
   printing_.reset(new printing::PrintViewManager(this));
   print_preview_.reset(new printing::PrintPreviewMessageHandler(this));
-  favicon_helper_.reset(new FaviconHelper(this));
+  favicon_helper_.reset(new FaviconHelper(this, FaviconHelper::FAVICON));
+
+  if (browser_defaults::kEnableTouchIcon)
+    touch_icon_helper_.reset(new FaviconHelper(this, FaviconHelper::TOUCH));
+
   autofill_manager_.reset(new AutofillManager(this));
   autocomplete_history_manager_.reset(new AutocompleteHistoryManager(this));
   desktop_notification_handler_.reset(
@@ -439,6 +443,7 @@ bool TabContents::OnMessageReceived(const IPC::Message& message) {
     IPC_MESSAGE_HANDLER(ViewHostMsg_SetSuggestions, OnSetSuggestions)
     IPC_MESSAGE_HANDLER(ViewHostMsg_InstantSupportDetermined,
                         OnInstantSupportDetermined)
+    IPC_MESSAGE_HANDLER(ViewHostMsg_UpdateFaviconURL, OnUpdateFaviconURL)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP_EX()
 
@@ -1670,6 +1675,9 @@ void TabContents::DidNavigateMainFramePostCommit(
   // Get the favicon, either from history or request it from the net.
   favicon_helper_->FetchFavicon(details.entry->url());
 
+  if (touch_icon_helper_.get())
+    touch_icon_helper_->FetchFavicon(details.entry->url());
+
   // Clear all page actions, blocked content notifications and browser actions
   // for this tab, unless this is an in-page navigation.
   if (!details.is_in_page) {
@@ -1976,6 +1984,14 @@ void TabContents::OnInstantSupportDetermined(int32 page_id, bool result) {
     delegate()->OnInstantSupportDetermined(page_id, result);
 }
 
+void TabContents::OnUpdateFaviconURL(
+    int32 page_id,
+    const std::vector<FaviconURL>& candidates) {
+  favicon_helper().OnUpdateFaviconURL(page_id, candidates);
+  if (touch_icon_helper_.get())
+    touch_icon_helper_->OnUpdateFaviconURL(page_id, candidates);
+}
+
 void TabContents::OnContentSettingsAccessed(bool content_was_blocked) {
   if (delegate_)
     delegate_->OnContentSettingsChange(this);