[base][fuchsia] Migrate to new VMAR methods

These methods are the same as before. They just take their arguments in
a different order, which now matches the C syscalls.

Change-Id: I864b4593adbab59ec636f65b26ea463a11f45e3d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2458784
Commit-Queue: Kevin Marshall <kmarshall@chromium.org>
Reviewed-by: Kevin Marshall <kmarshall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#814915}

base/allocator/partition_allocator/page_allocator_internals_fuchsia.h

@@ -107,8 +107,8 @@ void* SystemAllocPagesInternal(void* hint,
 
   uint64_t address;
   status =
-      zx::vmar::root_self()->map(vmar_offset, vmo,
-                                 /*vmo_offset=*/0, length, options, &address);
+      zx::vmar::root_self()->map(options, vmar_offset, vmo,
+                                 /*vmo_offset=*/0, length, &address);
   if (status != ZX_OK) {
     // map() is expected to fail if |hint| is set to an already-in-use location.
     if (!hint) {
@@ -151,9 +151,9 @@ bool TrySetSystemPagesAccessInternal(
     void* address,
     size_t length,
     PageAccessibilityConfiguration accessibility) {
-  zx_status_t status = zx::vmar::root_self()->protect(
-      reinterpret_cast<uint64_t>(address), length,
-      PageAccessibilityToZxVmOptions(accessibility));
+  zx_status_t status = zx::vmar::root_self()->protect2(
+      PageAccessibilityToZxVmOptions(accessibility),
+      reinterpret_cast<uint64_t>(address), length);
   return status == ZX_OK;
 }
 
@@ -161,9 +161,9 @@ void SetSystemPagesAccessInternal(
     void* address,
     size_t length,
     PageAccessibilityConfiguration accessibility) {
-  zx_status_t status = zx::vmar::root_self()->protect(
-      reinterpret_cast<uint64_t>(address), length,
-      PageAccessibilityToZxVmOptions(accessibility));
+  zx_status_t status = zx::vmar::root_self()->protect2(
+      PageAccessibilityToZxVmOptions(accessibility),
+      reinterpret_cast<uint64_t>(address), length);
   ZX_CHECK(status == ZX_OK, status);
 }