[Sync] Put everything in sync/api into csync namespace

chrome/browser/extensions/settings/setting_sync_data.h

Index: chrome/browser/extensions/settings/setting_sync_data.h
diff --git a/chrome/browser/extensions/settings/setting_sync_data.h b/chrome/browser/extensions/settings/setting_sync_data.h
index c72f3867ee7cc0c06bc11f66add7af54b4db7507..8b845cb3b4c85988c47bd693faf77621b5645572 100644
--- a/chrome/browser/extensions/settings/setting_sync_data.h
+++ b/chrome/browser/extensions/settings/setting_sync_data.h
@@ -11,7 +11,10 @@
 #include "base/values.h"
 #include "sync/api/sync_change.h"
 
+namespace csync {
 class SyncData;
+}
+
 namespace sync_pb {
 class ExtensionSettingSpecifics;
 }
@@ -20,17 +23,17 @@ namespace extensions {
 
 // Container for data interpreted from sync data/changes for an extension or
 // app setting. Safe and efficient to copy.
-class SettingSyncData {
+class SettingSyncData  {
  public:
   // Creates from a sync change.
-  explicit SettingSyncData(const SyncChange& sync_change);
+  explicit SettingSyncData(const csync::SyncChange& sync_change);
 
   // Creates from sync data. |change_type| will be ACTION_INVALID.
-  explicit SettingSyncData(const SyncData& sync_data);
+  explicit SettingSyncData(const csync::SyncData& sync_data);
 
   // Creates explicitly.
   SettingSyncData(
-      SyncChange::SyncChangeType change_type,
+      csync::SyncChange::SyncChangeType change_type,
       const std::string& extension_id,
       const std::string& key,
       scoped_ptr<Value> value);
@@ -38,7 +41,7 @@ class SettingSyncData {
   ~SettingSyncData();
 
   // Returns the type of the sync change; may be ACTION_INVALID.
-  SyncChange::SyncChangeType change_type() const;
+  csync::SyncChange::SyncChangeType change_type() const;
 
   // Returns the extension id the setting is for.
   const std::string& extension_id() const;
@@ -55,12 +58,12 @@ class SettingSyncData {
   class Internal : public base::RefCountedThreadSafe<Internal> {
    public:
     Internal(
-      SyncChange::SyncChangeType change_type,
+      csync::SyncChange::SyncChangeType change_type,
       const std::string& extension_id,
       const std::string& key,
       scoped_ptr<Value> value);
 
-    SyncChange::SyncChangeType change_type_;
+    csync::SyncChange::SyncChangeType change_type_;
     std::string extension_id_;
     std::string key_;
     scoped_ptr<Value> value_;
@@ -71,11 +74,12 @@ class SettingSyncData {
   };
 
   // Initializes internal_ from sync data for an extension or app setting.
-  void Init(SyncChange::SyncChangeType change_type, const SyncData& sync_data);
+  void Init(csync::SyncChange::SyncChangeType change_type,
+            const csync::SyncData& sync_data);
 
   // Initializes internal_ from extension specifics.
   void InitFromExtensionSettingSpecifics(
-      SyncChange::SyncChangeType change_type,
+      csync::SyncChange::SyncChangeType change_type,
       const sync_pb::ExtensionSettingSpecifics& specifics);
 
   scoped_refptr<Internal> internal_;