Add support for multi-line GlobalError messages to Views.

chrome/browser/ui/gtk/global_error_bubble.cc

 // 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/ui/gtk/global_error_bubble.h"
 
 #include <gtk/gtk.h>
 
 #include "base/i18n/rtl.h"
 #include "base/utf_string_conversions.h"
@@ skipping 37 matching lines @@
       GtkThemeService::GetFrom(browser_->profile());
 
   int resource_id = error_->GetBubbleViewIconResourceID();
   ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
   GdkPixbuf* pixbuf = rb.GetNativeImageNamed(resource_id).ToGdkPixbuf();
   GtkWidget* image_view = gtk_image_new_from_pixbuf(pixbuf);
 
   GtkWidget* title_label = theme_service->BuildLabel(
       UTF16ToUTF8(error_->GetBubbleViewTitle()),
       ui::kGdkBlack);
+  // TODO(yoz): Support multi-line messages.
+  string16 message;
+  if (!error_->GetBubbleViewMessages().empty())
+    message = error_->GetBubbleViewMessages()[0];
   message_label_ = theme_service->BuildLabel(
-      UTF16ToUTF8(error_->GetBubbleViewMessage()),
+      UTF16ToUTF8(message),
       ui::kGdkBlack);
   gtk_util::ForceFontSizePixels(message_label_, kMessageTextSize);
   // Message label will be sized later in "realize" callback because we need
   // to now the width of buttons group.
   GtkWidget* accept_button = gtk_button_new_with_label(
       UTF16ToUTF8(error_->GetBubbleViewAcceptButtonLabel()).c_str());
   string16 cancel_string = error_->GetBubbleViewCancelButtonLabel();
   GtkWidget* cancel_button = NULL;
   if (!cancel_string.empty()) {
     cancel_button =
@@ skipping 81 matching lines @@
     Browser* browser,
     const base::WeakPtr<GlobalError>& error) {
   BrowserWindowGtk* browser_window =
       BrowserWindowGtk::GetBrowserWindowForNativeWindow(
           browser->window()->GetNativeWindow());
   GtkWidget* anchor = browser_window->GetToolbar()->GetAppMenuButton();
 
   // The bubble will be automatically deleted when it's closed.
   return new GlobalErrorBubble(browser, error, anchor);
 }