add mole info to toolstrip definition and enable moles

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)
 #include "chrome/browser/renderer_host/render_widget_host_view_win.h"
 #endif
 #include "views/widget/widget.h"
 
 ExtensionView::ExtensionView(ExtensionHost* host, Browser* browser)
     : host_(host), browser_(browser),
       initialized_(false), pending_preferred_width_(0), container_(NULL),
-      did_insert_css_(false), is_clipped_(false) {
+      did_insert_css_(false), is_clipped_(false), is_toolstrip_(true) {
   host_->set_view(this);
 }
 
 ExtensionView::~ExtensionView() {
   View* parent = GetParent();
   if (parent)
     parent->RemoveChildView(this);
   CleanUp();
 }
 
@@ skipping 91 matching lines @@
     render_view_host()->view()->SetBackground(background);
   } else {
     pending_background_ = background;
   }
   ShowIfCompletelyLoaded();
 }
 
 void ExtensionView::DidContentsPreferredWidthChange(const 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 != GetPreferredSize().width()) {
-    SetPreferredSize(gfx::Size(pref_width, height()));
+  } 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()));
   }
 }
 
 void ExtensionView::ViewHierarchyChanged(bool is_add,
                                          views::View *parent,
                                          views::View *child) {
   NativeViewHost::ViewHierarchyChanged(is_add, parent, child);
   if (is_add && GetWidget() && !initialized_)
     CreateWidgetHostView();
 }
 
 void ExtensionView::RecoverCrashedExtension() {
   CleanUp();
   CreateWidgetHostView();
 }
 
 void ExtensionView::HandleMouseEvent() {
   if (container_)
     container_->OnExtensionMouseEvent(this);
 }
 
 void ExtensionView::HandleMouseLeave() {
   if (container_)
     container_->OnExtensionMouseLeave(this);
 }