Fix multi-window bookmark bubble problem....

chrome/browser/cocoa/bookmark_bubble_controller_unittest.mm

Index: chrome/browser/cocoa/bookmark_bubble_controller_unittest.mm
===================================================================
--- chrome/browser/cocoa/bookmark_bubble_controller_unittest.mm	(revision 32026)
+++ chrome/browser/cocoa/bookmark_bubble_controller_unittest.mm	(working copy)
@@ -36,11 +36,19 @@
   edits_++;
 }
 
+// Tell us (a delegate) which controller it will "own".  This sets up
+// the test classes (e.g. simulates what Chromium would do after
+// creating a BookmarkBubbleController).
 - (void)setWindowController:(NSWindowController *)controller {
   window_ = static_cast<InfoBubbleWindow*>([controller window]);
-  EXPECT_TRUE([window_ isKindOfClass:[InfoBubbleWindow class]]);
+  [controller showWindow:self];
 }
 
+// The bubble tells the delegate when it will go away.
+- (void)bubbleWindowWillClose:(NSWindow*)window {
+  // empty
+ }
+
 - (BOOL)isWindowClosing {
   return [window_ isClosing];
 }