Update to Chromium //base at Chromium commit 3e81715e6d3a4324362635aea46ce1f1a163cca1.

test/launcher/test_launcher.cc

Index: test/launcher/test_launcher.cc
diff --git a/test/launcher/test_launcher.cc b/test/launcher/test_launcher.cc
index 0bb0ef289c56aecc80014b8f162ac07e9422252c..0e53045beb0a4adca57f3364020b56eeb2c2649e 100644
--- a/test/launcher/test_launcher.cc
+++ b/test/launcher/test_launcher.cc
@@ -456,13 +456,13 @@ TestLauncher::TestLauncher(TestLauncherDelegate* launcher_delegate,
       test_broken_count_(0),
       retry_count_(0),
       retry_limit_(0),
+      force_run_broken_tests_(false),
       run_result_(true),
       watchdog_timer_(FROM_HERE,
                       TimeDelta::FromSeconds(kOutputTimeoutSeconds),
                       this,
                       &TestLauncher::OnOutputTimeout),
-      parallel_jobs_(parallel_jobs) {
-}
+      parallel_jobs_(parallel_jobs) {}
 
 TestLauncher::~TestLauncher() {
   if (worker_pool_owner_)
@@ -619,7 +619,7 @@ void TestLauncher::OnTestFinished(const TestResult& result) {
   }
   size_t broken_threshold =
       std::max(static_cast<size_t>(20), test_started_count_ / 10);
-  if (test_broken_count_ >= broken_threshold) {
+  if (!force_run_broken_tests_ && test_broken_count_ >= broken_threshold) {
     fprintf(stdout, "Too many badly broken tests (%" PRIuS "), exiting now.\n",
             test_broken_count_);
     fflush(stdout);
@@ -643,7 +643,7 @@ void TestLauncher::OnTestFinished(const TestResult& result) {
     return;
   }
 
-  if (tests_to_retry_.size() >= broken_threshold) {
+  if (!force_run_broken_tests_ && tests_to_retry_.size() >= broken_threshold) {
     fprintf(stdout,
             "Too many failing tests (%" PRIuS "), skipping retries.\n",
             tests_to_retry_.size());
@@ -755,6 +755,9 @@ bool TestLauncher::Init() {
     retry_limit_ = 3;
   }
 
+  if (command_line->HasSwitch(switches::kTestLauncherForceRunBrokenTests))
+    force_run_broken_tests_ = true;
+
   if (command_line->HasSwitch(switches::kTestLauncherJobs)) {
     int jobs = -1;
     if (!StringToInt(command_line->GetSwitchValueASCII(