Cleanup to keep panel from manipulating its panel strip assignment directly.

chrome/browser/ui/panels/panel.h

Index: chrome/browser/ui/panels/panel.h
diff --git a/chrome/browser/ui/panels/panel.h b/chrome/browser/ui/panels/panel.h
index b464b83bf03c9fb38ce91ca1743b140261ebdfb4..1ff687935948c9509f42653adb0751aee999a1eb 100644
--- a/chrome/browser/ui/panels/panel.h
+++ b/chrome/browser/ui/panels/panel.h
@@ -222,9 +222,8 @@ class Panel : public BrowserWindow,
   // May be NULL if panel is newly created and has not been positioned yet.
   PanelStrip* panel_strip() const { return panel_strip_; }
 
-  // Moves the panel to the |new_strip|, removing the panel from its
-  // current strip.
-  void MoveToStrip(PanelStrip* new_strip);
+  // Sets the current panel strip that contains this panel.
+  void set_panel_strip(PanelStrip* new_strip) { panel_strip_ = new_strip; }
 
   ExpansionState expansion_state() const { return expansion_state_; }
   ExpansionState old_expansion_state() const { return old_expansion_state_; }