GTK: Seal up GSEALs, focusing on GtkSelectionData.

ui/base/dragdrop/gtk_dnd_util.cc

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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 "ui/base/dragdrop/gtk_dnd_util.h"
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/pickle.h"
 #include "base/utf_string_conversions.h"
@@ skipping 173 matching lines @@
           GetAtomForTarget(ui::CHROME_NAMED_URL),
           kBitsPerByte,
           reinterpret_cast<const guchar*>(pickle.data()),
           pickle.size());
       break;
     }
     case NETSCAPE_URL: {
       // _NETSCAPE_URL format is URL + \n + title.
       std::string utf8_text = url.spec() + "\n" + UTF16ToUTF8(title);
       gtk_selection_data_set(selection_data,
-                             selection_data->target,
+                             gtk_selection_data_get_target(selection_data),
                              kBitsPerByte,
                              reinterpret_cast<const guchar*>(utf8_text.c_str()),
                              utf8_text.length());
       break;
     }
 
     default: {
       NOTREACHED();
       break;
     }
   }
 }
 
 bool ExtractNamedURL(GtkSelectionData* selection_data,
                      GURL* url,
                      string16* title) {
-  if (!selection_data || selection_data->length <= 0)
+  if (!selection_data || gtk_selection_data_get_length(selection_data) <= 0)
     return false;
 
-  Pickle data(reinterpret_cast<char*>(selection_data->data),
-              selection_data->length);
+  Pickle data(
+      reinterpret_cast<const char*>(
+          gtk_selection_data_get_data(selection_data)),
+      gtk_selection_data_get_length(selection_data));
   void* iter = NULL;
   std::string title_utf8, url_utf8;
   if (!data.ReadString(&iter, &title_utf8) ||
       !data.ReadString(&iter, &url_utf8)) {
     return false;
   }
 
   GURL gurl(url_utf8);
   if (!gurl.is_valid())
     return false;
@@ skipping 14 matching lines @@
       urls->push_back(url);
   }
 
   g_strfreev(uris);
   return true;
 }
 
 bool ExtractNetscapeURL(GtkSelectionData* selection_data,
                         GURL* url,
                         string16* title) {
-  if (!selection_data || selection_data->length <= 0)
+  if (!selection_data || gtk_selection_data_get_length(selection_data) <= 0)
     return false;
 
   // Find the first '\n' in the data. It is the separator between the url and
   // the title.
-  std::string data(reinterpret_cast<char*>(selection_data->data),
-                   selection_data->length);
+  std::string data(
+      reinterpret_cast<const char*>(
+          gtk_selection_data_get_data(selection_data)),
+      gtk_selection_data_get_length(selection_data));
   std::string::size_type newline = data.find('\n');
   if (newline == std::string::npos)
     return false;
 
   GURL gurl(data.substr(0, newline));
   if (!gurl.is_valid())
     return false;
 
   *url = gurl;
   *title = UTF8ToUTF16(data.substr(newline + 1));
   return true;
 }
 
 }  // namespace ui