Bump limit in PushStackTraceAndDie

To increase the chances of minidumps containing enough useful information

R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/1068783006

Cr-Commit-Position: refs/heads/master@{#27915}

src/isolate.cc

@@ -285,7 +285,7 @@ void Isolate::PushStackTraceAndDie(unsigned int magic,
                                    Object* object,
                                    Map* map,
                                    unsigned int magic2) {
-  const int kMaxStackTraceSize = 8192;
+  const int kMaxStackTraceSize = 32 * KB;
   Handle<String> trace = StackTraceString();
   uint8_t buffer[kMaxStackTraceSize];
   int length = Min(kMaxStackTraceSize - 1, trace->length());