[chromedriver] Add an error autoreporting feature that automatically raises errors from browser logs

chrome/test/chromedriver/commands.cc

Index: chrome/test/chromedriver/commands.cc
diff --git a/chrome/test/chromedriver/commands.cc b/chrome/test/chromedriver/commands.cc
index 756bf549c702f9dd4fbd1ac13dc8a4eaaa47426b..af71207cadbeb775634f65905cbec78f5d5133b8 100644
--- a/chrome/test/chromedriver/commands.cc
+++ b/chrome/test/chromedriver/commands.cc
@@ -194,6 +194,12 @@ void ExecuteSessionCommandOnSessionThread(
             << (result.length() ? " " + result : "");
   }
 
+  if (status.IsOk() && session->auto_reporting_enabled) {
+    std::string message = session->GetFirstBrowserError();
+    if (!message.empty())
+      status = Status(kUnknownError, message);
+  }
+
   cmd_task_runner->PostTask(
       FROM_HERE,
       base::Bind(callback_on_cmd, status, base::Passed(&value), session->id));