Fix how --gtest_filter interacts with PRE_ tests

base/test/launcher/test_launcher.cc

Index: base/test/launcher/test_launcher.cc
diff --git a/base/test/launcher/test_launcher.cc b/base/test/launcher/test_launcher.cc
index ca60cbacea0da7ea79ffbe31f0844b902d2be630..6005db2933e118115cab0dc1862ef7876f4161a7 100644
--- a/base/test/launcher/test_launcher.cc
+++ b/base/test/launcher/test_launcher.cc
@@ -805,6 +805,9 @@ void TestLauncher::RunTests() {
           continue;
       }
 
+      if (!launcher_delegate_->ShouldRunTest(test_case, test_info))
+        continue;
+
       // Skip the test that doesn't match the filter (if given).
       if (!positive_test_filter_.empty()) {
         bool found = false;
@@ -828,9 +831,6 @@ void TestLauncher::RunTests() {
       if (excluded)
         continue;
 
-      if (!launcher_delegate_->ShouldRunTest(test_case, test_info))
-        continue;
-
       if (base::Hash(test_name) % total_shards_ !=
           static_cast<uint32>(shard_index_)) {
         continue;