Re-enable BrowserViewTest.FullScreenClearsFocus on non-Windows platforms

chrome/browser/ui/views/frame/browser_view_browsertest.cc

Index: chrome/browser/ui/views/frame/browser_view_browsertest.cc
diff --git a/chrome/browser/ui/views/frame/browser_view_browsertest.cc b/chrome/browser/ui/views/frame/browser_view_browsertest.cc
index ec2a0630e99538cd34137d5c236e849e4497dffe..682301adc7a4087afc5a4234de667daea87105c9 100644
--- a/chrome/browser/ui/views/frame/browser_view_browsertest.cc
+++ b/chrome/browser/ui/views/frame/browser_view_browsertest.cc
@@ -15,7 +15,13 @@ using views::View;
 
 typedef InProcessBrowserTest BrowserViewTest;
 
-IN_PROC_BROWSER_TEST_F(BrowserViewTest, DISABLED_FullscreenClearsFocus) {
+// Active window and focus testing is not reliable on Windows crbug.com/79493
+#if defined(OS_WIN)
+#define MAYBE_FullscreenClearsFocus DISABLED_FullscreenClearsFocus
+#else
+#define MAYBE_FullscreenClearsFocus FullscreenClearsFocus
+#endif
+IN_PROC_BROWSER_TEST_F(BrowserViewTest, MAYBE_FullscreenClearsFocus) {
   BrowserView* browser_view = static_cast<BrowserView*>(browser()->window());
   LocationBarView* location_bar_view = browser_view->GetLocationBarView();
   FocusManager* focus_manager = browser_view->GetFocusManager();