Correctly handle extensions width in the GTK extension shelf.

chrome/browser/views/extensions/extension_view.cc

 // Copyright (c) 2006-2009 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/views/extensions/extension_view.h"
 
 #include "chrome/browser/extensions/extension_host.h"
 #include "chrome/browser/renderer_host/render_view_host.h"
 #include "chrome/browser/renderer_host/render_widget_host_view.h"
 #if defined(OS_WIN)
@@ skipping 85 matching lines @@
 }
 
 void ExtensionView::ShowIfCompletelyLoaded() {
   // We wait to show the ExtensionView until it has loaded, our parent has
   // given us a background and css has been inserted into page. These can happen
   // in different orders.
   if (!IsVisible() && host_->did_stop_loading() && render_view_host()->view() &&
       !is_clipped_ && did_insert_css_ &&
       !render_view_host()->view()->background().empty()) {
     SetVisible(true);
-    DidContentsPreferredWidthChange(pending_preferred_width_);
+    UpdatePreferredWidth(pending_preferred_width_);
   }
 }
 
 void ExtensionView::CleanUp() {
   if (!initialized_)
     return;
   if (native_view())
     Detach();
   initialized_ = false;
 }
 
 void ExtensionView::SetBackground(const SkBitmap& background) {
   if (initialized_ && render_view_host()->view()) {
     render_view_host()->view()->SetBackground(background);
   } else {
     pending_background_ = background;
   }
   ShowIfCompletelyLoaded();
 }
 
-void ExtensionView::DidContentsPreferredWidthChange(const int pref_width) {
+void ExtensionView::UpdatePreferredWidth(int pref_width) {
   // Don't actually do anything with this information until we have been shown.
   // Size changes will not be honored by lower layers while we are hidden.
   gfx::Size preferred_size = GetPreferredSize();
   if (!IsVisible()) {
     pending_preferred_width_ = pref_width;
   } else if (pref_width > 0 && pref_width != preferred_size.width()) {
     if (preferred_size.height() == 0)
       preferred_size.set_height(height());
     SetPreferredSize(gfx::Size(pref_width, preferred_size.height()));
   }
@@ skipping 14 matching lines @@
 
 void ExtensionView::HandleMouseEvent() {
   if (container_)
     container_->OnExtensionMouseEvent(this);
 }
 
 void ExtensionView::HandleMouseLeave() {
   if (container_)
     container_->OnExtensionMouseLeave(this);
 }