Fix issue 11258: Linux: gracefully handle small browser window...

chrome/browser/gtk/tabs/tab_strip_gtk.cc

 // Copyright (c) 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/gtk/tabs/tab_strip_gtk.h"
 
 #include <algorithm>
 
 #include "app/gtk_dnd_util.h"
 #include "app/gfx/canvas_paint.h"
@@ skipping 693 matching lines @@
   // Make sure we unhook ourselves as a message loop observer so that we don't
   // crash in the case where the user closes the last tab in a window.
   RemoveMessageLoopObserver();
 }
 
 void TabStripGtk::Init() {
   model_->AddObserver(this);
 
   tabstrip_.Own(gtk_fixed_new());
   ViewIDUtil::SetID(tabstrip_.get(), VIEW_ID_TAB_STRIP);
-  gtk_widget_set_size_request(tabstrip_.get(), -1,
+  // We want the tab strip to be horizontally shrinkable, so that the Chrome
+  // window can be resized freely.
+  gtk_widget_set_size_request(tabstrip_.get(), 0,
                               TabGtk::GetMinimumUnselectedSize().height());
   gtk_widget_set_app_paintable(tabstrip_.get(), TRUE);
   gtk_drag_dest_set(tabstrip_.get(), GTK_DEST_DEFAULT_ALL,
                     NULL, 0,
                     static_cast<GdkDragAction>(
                         GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK));
   static const int targets[] = { GtkDndUtil::TEXT_URI_LIST, -1 };
   GtkDndUtil::SetDestTargetList(tabstrip_.get(), targets);
 
   g_signal_connect(G_OBJECT(tabstrip_.get()), "expose-event",
@@ skipping 1315 matching lines @@
 
   // Let the middle mouse button initiate clicks as well.
   gtk_util::SetButtonTriggersNavigation(button->widget());
   g_signal_connect(G_OBJECT(button->widget()), "clicked",
                    G_CALLBACK(OnNewTabClicked), this);
   GTK_WIDGET_UNSET_FLAGS(button->widget(), GTK_CAN_FOCUS);
   gtk_fixed_put(GTK_FIXED(tabstrip_.get()), button->widget(), 0, 0);
 
   return button;
 }