Fix classes that have too many virtuals for inline constructors.

chrome/test/base/test_browser_window.cc

Index: chrome/test/base/test_browser_window.cc
diff --git a/chrome/test/base/test_browser_window.cc b/chrome/test/base/test_browser_window.cc
index 3175183c14c8286be4fcdf41ee1d0109eade218a..058ef7d1f96481c8418ab0dcb1031268ae72480a 100644
--- a/chrome/test/base/test_browser_window.cc
+++ b/chrome/test/base/test_browser_window.cc
@@ -26,6 +26,8 @@ scoped_ptr<Browser> CreateBrowserWithTestWindowForParams(
 
 // TestBrowserWindow::TestLocationBar -----------------------------------------
 
+TestBrowserWindow::TestLocationBar::TestLocationBar() : LocationBar(NULL) {}
+
 GURL TestBrowserWindow::TestLocationBar::GetDestinationURL() const {
   return GURL();
 }