[Code Health] Convert Bind to BindOnce

Change base::Bind to base::BindOnce.

Bug: 1007838
Change-Id: I43034aa8bcac8bb26c7108ca4c98d0819a00aaad
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1901634Reviewed-by: Ryan Sleevi <rsleevi@chromium.org>
Commit-Queue: Raymond Toy <rtoy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#713183}

third_party/boringssl/gtest_main_chromium.cc

@@ -26,5 +26,5 @@ int main(int argc, char** argv) {
   BoringSSLTestSuite test_suite(argc, argv);
   return base::LaunchUnitTests(
       argc, argv,
-      base::Bind(&BoringSSLTestSuite::Run, base::Unretained(&test_suite)));
+      base::BindOnce(&BoringSSLTestSuite::Run, base::Unretained(&test_suite)));
 }