never make the initial browser window taller than the available screen height on Mac OS X. part 1 of 2. b=304089 r=mconnor a=mconnor

browser/base/content/browser.js

@@ -642,6 +642,10 @@ function BrowserStartup()
       // On X, we're not currently able to account for the size of the window
       // border.  Use 28px as a guess (titlebar + bottom window border)
       defaultHeight -= 28;
+#endif
+#ifdef XP_MACOSX
+      // account for the Mac OS X title bar
+      defaultHeight -= 22;
 #endif
     }
     document.documentElement.setAttribute("width", defaultWidth);