Fix bug 104170: [Mac OS] Best-fit-window-zoom doesn't work anymore

chrome/browser/tab_contents/tab_contents_view_mac.h

Index: chrome/browser/tab_contents/tab_contents_view_mac.h
diff --git a/chrome/browser/tab_contents/tab_contents_view_mac.h b/chrome/browser/tab_contents/tab_contents_view_mac.h
index 0dc7307484cb060e42dbec52bba99d3ae0e31770..a9c966d12ae68707d31dae02b442ee9a1e78ef74 100644
--- a/chrome/browser/tab_contents/tab_contents_view_mac.h
+++ b/chrome/browser/tab_contents/tab_contents_view_mac.h
@@ -120,6 +120,9 @@ class TabContentsViewMac : public TabContentsView {
 
   TabContents* tab_contents() { return tab_contents_; }
   int preferred_width() const { return preferred_width_; }
+  void set_preferred_width(int preferred_width) {
+    preferred_width_ = preferred_width;
+  }
 
  private:
   // The TabContents whose contents we display.