Convert ios/chrome/test to use Bind() for blocks

With https://crrev.com/c/1070158, base::Bind() supports
block so convert uses of base::BindBlockArc() to instead
use base::BindOnce() or base::BindRepeating().

Bug: 701275
Cq-Include-Trybots: luci.chromium.try:ios-simulator-full-configs;master.tryserver.chromium.mac:ios-simulator-cronet
Change-Id: Ibdc8196a03024b81202a009c4cd9c8df621739a9
Reviewed-on: https://chromium-review.googlesource.com/1085456
Reviewed-by: Eugene But <eugenebut@chromium.org>
Commit-Queue: Sylvain Defresne <sdefresne@chromium.org>
Cr-Commit-Position: refs/heads/master@{#564453}

ios/chrome/test/app/sync_test_util.mm

@@ -7,8 +7,8 @@
 #include <set>
 #include <string>
 
+#include "base/bind.h"
 #include "base/logging.h"
-#import "base/mac/bind_objc_block.h"
 #include "base/memory/ptr_util.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
@@ -290,7 +290,7 @@ BOOL IsTypedUrlPresentOnClient(const GURL& url,
   __block int count = 0;
   using history::OriginCountAndLastVisitMap;
   history_service->GetCountsAndLastVisitForOriginsForTesting(
-      origins, base::BindBlockArc(^(const OriginCountAndLastVisitMap& result) {
+      origins, base::BindRepeating(^(const OriginCountAndLastVisitMap& result) {
         auto iter = result.find(block_safe_url);
         if (iter != result.end())
           count = iter->second.first;