mac: fix SessionRestoreTest RestoreMinimizedWindow

This test doesn't work on Mac because the restore behavior is different.
The fact that it doesn't work was obscured by issue 899286. :(

Bug: 1028239
Change-Id: I9dab005ace535eddeec3b431818166f3e3372047
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1947929Reviewed-by: Scott Violet <sky@chromium.org>
Commit-Queue: Elly Fong-Jones <ellyjones@chromium.org>
Cr-Commit-Position: refs/heads/master@{#721420}

chrome/browser/sessions/session_restore_browsertest.cc

@@ -380,11 +380,18 @@ IN_PROC_BROWSER_TEST_F(SessionRestoreTest, RestoreMinimizedWindow) {
   Browser* restored = QuitBrowserAndRestore(browser(), 3);
   EXPECT_EQ(1, restored->tab_strip_model()->count());
 
+#if defined(OS_MACOSX)
+  // On macOS, minimized windows are neither active nor shown, to avoid causing
+  // space switches during session restore.
+  EXPECT_FALSE(restored->window()->IsActive());
+  EXPECT_FALSE(restored->window()->IsVisible());
+#else
   // Expect the window to be visible.
   // Prior to the fix for https://crbug.com/1018885, the window was active but
   // not visible.
   EXPECT_TRUE(restored->window()->IsActive());
   EXPECT_TRUE(restored->window()->IsVisible());
+#endif
 }
 
 // Verify that restored tabs have correct disposition. Only one tab should