Create FakeProviders for NativeAppMetadata and NativeAppManager

ios/public/provider/chrome/browser/native_app_launcher/fake_native_app_whitelist_manager.mm

Index: ios/public/provider/chrome/browser/native_app_launcher/fake_native_app_whitelist_manager.mm
diff --git a/ios/public/provider/chrome/browser/native_app_launcher/fake_native_app_whitelist_manager.mm b/ios/public/provider/chrome/browser/native_app_launcher/fake_native_app_whitelist_manager.mm
new file mode 100644
index 0000000000000000000000000000000000000000..5f552b72b542c7b6c9413c7292d6ff73e373ee76
--- /dev/null
+++ b/ios/public/provider/chrome/browser/native_app_launcher/fake_native_app_whitelist_manager.mm
@@ -0,0 +1,42 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#import "ios/public/provider/chrome/browser/native_app_launcher/fake_native_app_whitelist_manager.h"
+
+#include "base/mac/scoped_nsobject.h"
+#include "url/gurl.h"
+
+#if !defined(__has_feature) || !__has_feature(objc_arc)
+#error "This file requires ARC support."
+#endif
+
+@implementation FakeNativeAppWhitelistManager
+
+@synthesize metadata = _metadata;
+@synthesize appWhitelist = _appWhitelist;
+@synthesize appScheme = _appScheme;
+
+- (void)setAppList:(NSArray*)appList
+           tldList:(NSArray*)tldList
+    acceptStoreIDs:(NSArray*)storeIDs {
+  _appWhitelist = appList;
+}
+
+- (id<NativeAppMetadata>)newNativeAppForURL:(const GURL&)url {
+  return _metadata;
+}
+
+- (NSArray*)filteredAppsUsingBlock:(NativeAppFilter)condition {
+  return _appWhitelist;
+}
+
+- (NSURL*)schemeForAppId:(NSString*)appId {
+  return [NSURL URLWithString:[NSString stringWithFormat:@"%@://", _appScheme]];
+}
+
+- (void)checkInstalledApps {
+  return;
+}
+
+@end