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

ppapi/c/private/ppb_nacl_private.h

Index: ppapi/c/private/ppb_nacl_private.h
diff --git a/ppapi/c/private/ppb_nacl_private.h b/ppapi/c/private/ppb_nacl_private.h
index 3f85066d03ff4d90db933ff4d4aed79069895ae8..0c3ffa86514249915b77910ff321f0b572498f8f 100644
--- a/ppapi/c/private/ppb_nacl_private.h
+++ b/ppapi/c/private/ppb_nacl_private.h
@@ -3,7 +3,7 @@
  * found in the LICENSE file.
  */
 
-/* From private/ppb_nacl_private.idl modified Wed Jun 25 11:40:03 2014. */
+/* From private/ppb_nacl_private.idl modified Thu Jun 26 09:39:48 2014. */
 
 #ifndef PPAPI_C_PRIVATE_PPB_NACL_PRIVATE_H_
 #define PPAPI_C_PRIVATE_PPB_NACL_PRIVATE_H_
@@ -285,10 +285,11 @@ struct PPB_NaCl_Private_1_0 {
                                    PP_FileHandle* target_handle,
                                    uint32_t desired_access,
                                    uint32_t options);
-  /* Returns a read-only file descriptor for a url for pnacl translator tools,
-   * or an invalid handle on failure.
+  /* Returns a read-only (but executable) file descriptor / file info for
+   * a url for pnacl translator tools. Returns an invalid handle on failure.
    */
-  PP_FileHandle (*GetReadonlyPnaclFd)(const char* url);
+  void (*GetReadExecPnaclFd)(const char* url,
+                             struct PP_NaClFileInfo* out_file_info);
   /* This creates a temporary file that will be deleted by the time
    * the last handle is closed (or earlier on POSIX systems), and
    * returns a posix handle to that temporary file.