Introduce IOSChromeSyncClient (upstream)

This is the upstream part of the downstream CL 307417013.

BUG=544795, 548612, 453435

Review URL: https://codereview.chromium.org/1471073006

Cr-Commit-Position: refs/heads/master@{#361976}

2 files changed, 16 insertions, 1 deletions

diff --git a/ios/public/provider/chrome/browser/chrome_browser_provider.cc b/ios/public/provider/chrome/browser/chrome_browser_provider.cc
index 9435b17..a12824c 100644
--- a/ios/public/provider/chrome/browser/chrome_browser_provider.cc
+++ b/ios/public/provider/chrome/browser/chrome_browser_provider.cc
@@ -9,9 +9,9 @@
 #include "base/logging.h"
 #include "components/metrics/metrics_provider.h"
 #include "components/sync_sessions/local_session_event_router.h"
+#include "components/sync_sessions/synced_window_delegates_getter.h"
 #include "ios/public/provider/chrome/browser/browsing_data/ios_chrome_browsing_data_remover_provider.h"
 #include "ios/public/provider/chrome/browser/keyed_service_provider.h"
-#include "ios/public/provider/chrome/browser/keyed_service_provider.h"
 
 namespace ios {
 
@@ -132,4 +132,10 @@ bool ChromeBrowserProvider::IsSafeBrowsingEnabled(
 
 void ChromeBrowserProvider::OnMetricsServicesManagerClientDestroyed() {}
 
+scoped_ptr<browser_sync::SyncedWindowDelegatesGetter>
+ChromeBrowserProvider::CreateSyncedWindowDelegatesGetter(
+    ios::ChromeBrowserState* browser_state) {
+  return nullptr;
+}
+
 }  // namespace ios
diff --git a/ios/public/provider/chrome/browser/chrome_browser_provider.h b/ios/public/provider/chrome/browser/chrome_browser_provider.h
index a557d91..470b3e4 100644
--- a/ios/public/provider/chrome/browser/chrome_browser_provider.h
+++ b/ios/public/provider/chrome/browser/chrome_browser_provider.h
@@ -11,6 +11,7 @@
 #include <vector>
 
 #include "base/callback_forward.h"
+#include "base/memory/scoped_ptr.h"
 #include "components/favicon_base/favicon_callback.h"
 
 class AutocompleteProvider;
@@ -25,6 +26,10 @@ class CardUnmaskPromptController;
 class CardUnmaskPromptView;
 }
 
+namespace browser_sync {
+class SyncedWindowDelegatesGetter;
+}
+
 namespace net {
 class URLRequestContextGetter;
 }
@@ -130,6 +135,10 @@ class ChromeBrowserProvider {
   // Called when the IOSChromeMetricsServiceClientManager instance is
   // destroyed.
   virtual void OnMetricsServicesManagerClientDestroyed();
+
+  // Returns the SyncedWindowDelegatesGetter implementation.
+  virtual scoped_ptr<browser_sync::SyncedWindowDelegatesGetter>
+  CreateSyncedWindowDelegatesGetter(ios::ChromeBrowserState* browser_state);
 };
 
 }  // namespace ios