EDK: Change Awakable::Awake()'s context, etc., to be a uint64_t.

mojo/edk/system/async_waiter.cc

Index: mojo/edk/system/async_waiter.cc
diff --git a/mojo/edk/system/async_waiter.cc b/mojo/edk/system/async_waiter.cc
index c97e9ff6e5aea7ba7a0ed7c46c50a40f14ba340e..57c5e25236284a56739222f0b1026a818b4f687e 100644
--- a/mojo/edk/system/async_waiter.cc
+++ b/mojo/edk/system/async_waiter.cc
@@ -7,13 +7,11 @@
 namespace mojo {
 namespace system {
 
-AsyncWaiter::AsyncWaiter(const AwakeCallback& callback) : callback_(callback) {
-}
+AsyncWaiter::AsyncWaiter(const AwakeCallback& callback) : callback_(callback) {}
 
-AsyncWaiter::~AsyncWaiter() {
-}
+AsyncWaiter::~AsyncWaiter() {}
 
-bool AsyncWaiter::Awake(MojoResult result, uintptr_t context) {
+bool AsyncWaiter::Awake(MojoResult result, uint64_t /*context*/) {
   callback_(result);
   delete this;
   return false;