Change panels to be able to turn off autoresize.

chrome/browser/ui/panels/docked_panel_strip.cc

 // 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 "chrome/browser/ui/panels/docked_panel_strip.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/logging.h"
@@ skipping 431 matching lines @@
 }
 
 void DockedPanelStrip::DecrementMinimizedPanels() {
   minimized_panel_count_--;
   DCHECK_GE(minimized_panel_count_, 0);
   if (minimized_panel_count_ == 0)
     panel_manager_->mouse_watcher()->RemoveObserver(this);
 }
 
 void DockedPanelStrip::ResizePanelWindow(
-    Panel* panel, const gfx::Size& preferred_window_size) {
+    Panel* panel,
+    const gfx::Size& preferred_window_size,
+    AutoResizeState auto_resize_state) {
+  DCHECK(auto_resize_state == AUTORESIZE_ENABLED ||
+         auto_resize_state == AUTORESIZE_DISABLED);
   // The panel width:
   // * cannot grow or shrink to go beyond [min_width, max_width]
   int new_width = preferred_window_size.width();
   if (new_width > panel->max_size().width())
     new_width = panel->max_size().width();
   if (new_width < panel->min_size().width())
     new_width = panel->min_size().width();
 
   // The panel height:
   // * cannot grow or shrink to go beyond [min_height, max_height]
   int new_height = preferred_window_size.height();
   if (new_height > panel->max_size().height())
     new_height = panel->max_size().height();
   if (new_height < panel->min_size().height())
     new_height = panel->min_size().height();
 
   // Update restored size.
   gfx::Size new_size(new_width, new_height);
   if (new_size != panel->restored_size())
     panel->set_restored_size(new_size);
 
+  // After the restored size has been set, then set the auto-resize
+  // state as appropriate.
+  panel->SetAutoResizable(auto_resize_state == AUTORESIZE_ENABLED);
+
   gfx::Rect bounds = panel->GetBounds();
   int delta_x = bounds.width() - new_width;
 
   // Only need to adjust current bounds if panel is in the dock.
   if (panel->panel_strip() == this) {
     // Only need to adjust bounds height when panel is expanded.
     Panel::ExpansionState expansion_state = panel->expansion_state();
     if (new_height != bounds.height() &&
         expansion_state == Panel::EXPANDED) {
       bounds.set_y(bounds.bottom() - new_height);
@@ skipping 252 matching lines @@
   DCHECK(panels_in_temporary_layout_.empty());
 
   // Make a copy of the iterator as closing panels can modify the vector.
   Panels panels_copy = panels_;
 
   // Start from the bottom to avoid reshuffling.
   for (Panels::reverse_iterator iter = panels_copy.rbegin();
        iter != panels_copy.rend(); ++iter)
     (*iter)->Close();
 }