Change the ChromiumPasteboard to have a notion of an alternate clipboard...

chrome/browser/renderer_host/render_widget_host_view_gtk.cc

 // Copyright (c) 2006-2008 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/renderer_host/render_widget_host_view_gtk.h"
 
 // If this gets included after the gtk headers, then a bunch of compiler
 // errors happen because of a "#define Status int" in Xlib.h, which interacts
 // badly with URLRequestStatus::Status.
 #include "chrome/common/render_messages.h"
@@ skipping 506 matching lines @@
   } else {
     gtk_widget_set_tooltip_text(view_.get(), WideToUTF8(tooltip_text).c_str());
   }
 }
 
 void RenderWidgetHostViewGtk::SelectionChanged(const std::string& text) {
   GtkClipboard* x_clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
   gtk_clipboard_set_text(x_clipboard, text.c_str(), text.length());
 }
 
-void RenderWidgetHostViewGtk::PasteFromSelectionClipboard() {
-  GtkClipboard* x_clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
-  gtk_clipboard_request_text(x_clipboard, ReceivedSelectionText, this);
-}
-
 void RenderWidgetHostViewGtk::ShowingContextMenu(bool showing) {
   is_showing_context_menu_ = showing;
 }
 
 BackingStore* RenderWidgetHostViewGtk::AllocBackingStore(
     const gfx::Size& size) {
   return new BackingStore(host_, size,
                           x11_util::GetVisualFromGtkWidget(view_.get()),
                           gtk_widget_get_visual(view_.get())->depth);
 }
@@ skipping 65 matching lines @@
 
     default:
       gdk_cursor = gdk_cursor_new(current_cursor_.GetCursorType());
   }
   gdk_window_set_cursor(view_.get()->window, gdk_cursor);
   // The window now owns the cursor.
   if (gdk_cursor)
     gdk_cursor_unref(gdk_cursor);
 }
 
-void RenderWidgetHostViewGtk::ReceivedSelectionText(GtkClipboard* clipboard,
-    const gchar* text, gpointer userdata) {
-  // If there's nothing to paste (|text| is NULL), do nothing.
-  if (!text)
-    return;
-  RenderWidgetHostViewGtk* host_view =
-      reinterpret_cast<RenderWidgetHostViewGtk*>(userdata);
-  host_view->host_->Send(new ViewMsg_InsertText(host_view->host_->routing_id(),
-                                                UTF8ToUTF16(text)));
-}
-
 void RenderWidgetHostViewGtk::CreatePluginContainer(
     gfx::PluginWindowHandle id) {
   plugin_container_manager_.CreatePluginContainer(id);
 }
 
 void RenderWidgetHostViewGtk::DestroyPluginContainer(
     gfx::PluginWindowHandle id) {
   plugin_container_manager_.DestroyPluginContainer(id);
 }