Putting the findbar into a child window.

chrome/browser/cocoa/browser_window_controller.mm

Index: chrome/browser/cocoa/browser_window_controller.mm
===================================================================
--- chrome/browser/cocoa/browser_window_controller.mm	(revision 52179)
+++ chrome/browser/cocoa/browser_window_controller.mm	(working copy)
@@ -1251,9 +1251,14 @@
   // Create a controller for the findbar.
   findBarCocoaController_.reset([findBarCocoaController retain]);
   NSView *contentView = [[self window] contentView];
-  [contentView addSubview:[findBarCocoaController_ view]
-               positioned:NSWindowAbove
-               relativeTo:[toolbarController_ view]];
+//   [contentView addSubview:[findBarCocoaController_ view]
+//                positioned:NSWindowAbove
+//                relativeTo:[toolbarController_ view]];
+  // Trigger a nib load.
+  //[findBarCocoaController_ view];
+  [[self window] addChildWindow:[findBarCocoaController_ window]
+                 ordered:NSWindowAbove];
+  LOG(ERROR) << "Adding child window";
 
   // Place the find bar immediately below the toolbar/attached bookmark bar. In
   // fullscreen mode, it hangs off the top of the screen when the bar is hidden.
@@ -1531,6 +1536,13 @@
     statusBubble_->UpdateSizeAndPosition();
   }
 
+  CGFloat maxY = [self placeBookmarkBarBelowInfoBar] ?
+      NSMinY([[toolbarController_ view] frame]) :
+      NSMinY([[bookmarkBarController_ view] frame]);
+  CGFloat maxWidth = NSWidth([[[self window] contentView] frame]);
+  [findBarCocoaController_ positionFindBarViewAtMaxY:maxY maxWidth:maxWidth];
+
+
   // Let the selected RenderWidgetHostView know, so that it can tell plugins.
   if (TabContents* contents = browser_->GetSelectedTabContents()) {
     if (RenderWidgetHostView* rwhv = contents->GetRenderWidgetHostView())