Mac: Call makeFirstResponder:nil from windowDidResignKey: in cefclient to remove focus from the browser view when the window becomes inactive (issue #565).

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@1025 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

cef1/tests/cefclient/cefclient_mac.mm

@@ -152,6 +152,10 @@ static NSAutoreleasePool* g_autopool = nil;
   }
 }
 
+- (void)windowDidResignKey:(NSNotification*)notification {
+  [(NSWindow*)[notification object] makeFirstResponder:nil];
+}
+
 // Called when the window is about to close. Perform the self-destruction
 // sequence by getting rid of the window. By returning YES, we allow the window
 // to be removed from the screen.