Abort if BrowserMainLoops fails to start a browser thread

content/browser/browser_main_loop.cc

Index: content/browser/browser_main_loop.cc
diff --git a/content/browser/browser_main_loop.cc b/content/browser/browser_main_loop.cc
index 2a34b24ef02542b39966e2ccab814cafb4a13b00..9cea42c2f302ac73ab2ee04168bd7744c77ea306 100644
--- a/content/browser/browser_main_loop.cc
+++ b/content/browser/browser_main_loop.cc
@@ -716,7 +716,9 @@ int BrowserMainLoop::CreateThreads() {
 
     if (thread_to_start) {
       (*thread_to_start).reset(new BrowserProcessSubThread(id));
-      (*thread_to_start)->StartWithOptions(options);
+      if (!(*thread_to_start)->StartWithOptions(options)) {
+        LOG(FATAL) << "Failed to start the browser thread: id == " << id;
+      }
     } else {
       NOTREACHED();
     }