Explicitly enable crashpad for lacros builds.

Bug: 1094461
Change-Id: I40ab98e429dc8d9cbec78fab2eb8ee8865b2facf
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2244011
Commit-Queue: Erik Chen <erikchen@chromium.org>
Reviewed-by: James Cook <jamescook@chromium.org>
Auto-Submit: Erik Chen <erikchen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#779883}

chrome/browser/chromeos/lacros/lacros_manager.cc

@@ -176,7 +176,7 @@ void LacrosManager::StartForeground(bool already_running) {
       "--enable-gpu-rasterization",
       "--enable-oop-rasterization",
       "--lang=en-US",
-      "--breakpad-dump-location=/tmp"};
+      "--enable-crashpad"};
 
   // We assume that if there's a custom chrome path, that this is a developer
   // and they want to enable logging.