Enable mmap and identity-based validation caching on pnacl-{llc,ld}.nexe

components/nacl/common/nacl_host_messages.h

Index: components/nacl/common/nacl_host_messages.h
diff --git a/components/nacl/common/nacl_host_messages.h b/components/nacl/common/nacl_host_messages.h
index 88237dab288867b519d789e5416da36d8366c6e8..56db95daa73fc3cbd322ec0971283561607969c9 100644
--- a/components/nacl/common/nacl_host_messages.h
+++ b/components/nacl/common/nacl_host_messages.h
@@ -61,9 +61,12 @@ IPC_SYNC_MESSAGE_CONTROL1_2(NaClHostMsg_LaunchNaCl,
 
 // A renderer sends this to the browser process when it wants to
 // open a file for from the Pnacl component directory.
-IPC_SYNC_MESSAGE_CONTROL1_1(NaClHostMsg_GetReadonlyPnaclFD,
+IPC_SYNC_MESSAGE_CONTROL2_3(NaClHostMsg_GetReadonlyPnaclFD,
                             std::string /* name of requested PNaCl file */,
-                            IPC::PlatformFileForTransit /* output file */)
+                            bool /* is_executable */,
+                            IPC::PlatformFileForTransit /* output file */,
+                            uint64 /* file_token_lo */,
+                            uint64 /* file_token_hi */)
 
 // A renderer sends this to the browser process when it wants to
 // create a temporary file.