Remove PNaCl's RequestFirstInstall, use resource throttle instead

components/nacl/common/pnacl_types.h

Index: components/nacl/common/pnacl_types.h
diff --git a/components/nacl/common/pnacl_types.h b/components/nacl/common/pnacl_types.h
index d1a12c86b07462fab7a30f8e09c0b353a2cb768a..94c1450d1b39418e750f7bfaef30555c959fd8b8 100644
--- a/components/nacl/common/pnacl_types.h
+++ b/components/nacl/common/pnacl_types.h
@@ -30,20 +30,6 @@ struct PnaclCacheInfo {
   bool has_no_store_header;
 };
 
-// Progress information for PNaCl on-demand installs.
-struct PnaclInstallProgress {
-  int64 current;
-  int64 total_size;
-
-  // Returns an instance of PnaclInstallProgress where the
-  // total is marked as unknown.
-  static PnaclInstallProgress Unknown();
-
-  // Returns true if the given instance of PnaclInstallProgress has
-  // an unknown total.
-  static bool progress_known(const PnaclInstallProgress& p);
-};
-
 }  // namespace nacl
 
 #endif  // COMPONENTS_NACL_COMMON_PNACL_TYPES_H_