libcef: Update due to underlying chromium changes.

- Reorganization of BrowserWebViewDelegate due to WebViewDelegate being separated into different interfaces.
- icu38 renamed to icu with related project and namespace changes.
- New implementation of BrowserAppCacheSystem that integrates with BrowserResourceLoaderBridge.
- New webkit_glue_plugins.patch for RegisterInternalPlugin() issue 173107. Manually reverting the webkit/glue/plugins directory may be necessary before building.

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@42 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

libcef/browser_impl_win.cc

@@ -263,7 +263,6 @@ void CefBrowserImpl::UIT_CreateBrowser(const std::wstring& url)
   webviewhost_.reset(
       WebViewHost::Create(window_info_.m_hWnd, delegate_.get(),
       *_Context->GetWebPreferences()));
-  GetWebView()->SetUseEditorDelegate(true);
   delegate_->RegisterDragDrop();
     
   // Size the web view window to the browser window
@@ -294,7 +293,7 @@ void CefBrowserImpl::UIT_SetFocus(WebWidgetHost* host, bool enable)
     ::SetFocus(NULL);
 }
 
-WebKit::WebWidget* CefBrowserImpl::UIT_CreatePopupWidget(WebView* webview)
+WebKit::WebWidget* CefBrowserImpl::UIT_CreatePopupWidget()
 {
   REQUIRE_UIT();