Index: content/common/child_process_host_impl.h |
diff --git a/content/common/child_process_host_impl.h b/content/common/child_process_host_impl.h |
index 0d4f3d5ea8ee3cccdb06ced5c98bc79b0f8bcba3..3216acf076f9e033d0458cc4c91929e10bc069d9 100644 |
--- a/content/common/child_process_host_impl.h |
+++ b/content/common/child_process_host_impl.h |
@@ -31,6 +31,10 @@ class CONTENT_EXPORT ChildProcessHostImpl : public ChildProcessHost, |
public: |
virtual ~ChildProcessHostImpl(); |
+ // This value is guaranteed to never be returned by |
+ // GenerateChildProcessUniqueId() below. |
+ static int kInvalidChildProcessId; |
+ |
// Public and static for reuse by RenderMessageFilter. |
static void AllocateSharedMemory( |
uint32 buffer_size, base::ProcessHandle child_process, |