Add prefix to empty param tests.

googletest will no longer support empty prefix
for parameterized INSTANTIATE_TEST_SUITE_P.
Adding "All" prefix to existing empty prefix test suites.

This CL was uploaded by git cl split.

R=dmazzoni@chromium.org

Bug: 1023677
Change-Id: Id651135546370ff40df9bdc0df18cfd66c6793e6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1927019
Auto-Submit: Ilia Samsonov <isamsonov@google.com>
Reviewed-by: Dominic Mazzoni <dmazzoni@chromium.org>
Commit-Queue: Dominic Mazzoni <dmazzoni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#718704}

ui/views/accessibility/view_ax_platform_node_delegate_win_unittest.cc

@@ -164,7 +164,7 @@ class ViewAXPlatformNodeDelegateWinTestWithBoolChildFlag
   ~ViewAXPlatformNodeDelegateWinTestWithBoolChildFlag() override = default;
 };
 
-INSTANTIATE_TEST_SUITE_P(,
+INSTANTIATE_TEST_SUITE_P(All,
                          ViewAXPlatformNodeDelegateWinTestWithBoolChildFlag,
                          testing::Bool());