Add Phone/Tablet device types for syncing session from Android.

This is most of the scaffolding. The logic to choose between
Tablet/Phone requires Java code which can't be upstreamed yet due to
other dependencies.

BUG=
TEST=


Review URL: http://codereview.chromium.org/9664008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@126762 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/sync/glue/session_model_associator.cc

@@ -57,6 +57,24 @@ static const int kMaxSyncNavigationCount = 6;
 // Default number of days without activity after which a session is considered
 // stale and becomes a candidate for garbage collection.
 static const size_t kDefaultStaleSessionThresholdDays = 14;  // 2 weeks.
+
+sync_pb::SessionHeader::DeviceType GetLocalDeviceType() {
+#if defined(OS_CHROMEOS)
+  return sync_pb::SessionHeader_DeviceType_TYPE_CROS;
+#elif defined(OS_LINUX)
+  return sync_pb::SessionHeader_DeviceType_TYPE_LINUX;
+#elif defined(OS_MACOSX)
+  return sync_pb::SessionHeader_DeviceType_TYPE_MAC;
+#elif defined(OS_WIN)
+  return sync_pb::SessionHeader_DeviceType_TYPE_WIN;
+#elif defined(OS_ANDROID)
+  // TODO(yfriedman): Add logic to conditionally set device_type to tablet.
+  return sync_pb::SessionHeader_DeviceType_TYPE_PHONE;
+#else
+  return sync_pb::SessionHeader_DeviceType_TYPE_OTHER;
+#endif
+}
+
 }  // namespace
 
 SessionModelAssociator::SessionModelAssociator(ProfileSyncService* sync_service)
@@ -153,17 +171,7 @@ bool SessionModelAssociator::AssociateWindows(bool reload_tabs,
       synced_session_tracker_.GetSession(local_tag);
   current_session->modified_time = base::Time::Now();
   header_s->set_client_name(current_session_name_);
-#if defined(OS_CHROMEOS)
-  header_s->set_device_type(sync_pb::SessionHeader_DeviceType_TYPE_CROS);
-#elif defined(OS_LINUX)
-  header_s->set_device_type(sync_pb::SessionHeader_DeviceType_TYPE_LINUX);
-#elif defined(OS_MACOSX)
-  header_s->set_device_type(sync_pb::SessionHeader_DeviceType_TYPE_MAC);
-#elif defined(OS_WIN)
-  header_s->set_device_type(sync_pb::SessionHeader_DeviceType_TYPE_WIN);
-#else
-  header_s->set_device_type(sync_pb::SessionHeader_DeviceType_TYPE_OTHER);
-#endif
+  header_s->set_device_type(GetLocalDeviceType());
 
   synced_session_tracker_.ResetSessionTracking(local_tag);
   std::set<SyncedWindowDelegate*> windows =
@@ -721,6 +729,12 @@ void SessionModelAssociator::PopulateSessionHeaderFromSpecifics(
       case sync_pb::SessionHeader_DeviceType_TYPE_CROS:
         session_header->device_type = SyncedSession::TYPE_CHROMEOS;
         break;
+      case sync_pb::SessionHeader_DeviceType_TYPE_PHONE:
+        session_header->device_type = SyncedSession::TYPE_PHONE;
+        break;
+      case sync_pb::SessionHeader_DeviceType_TYPE_TABLET:
+        session_header->device_type = SyncedSession::TYPE_TABLET;
+        break;
       case sync_pb::SessionHeader_DeviceType_TYPE_OTHER:
         // Intentionally fall-through
       default:

chrome/browser/sync/glue/synced_session.h

@@ -30,7 +30,9 @@ struct SyncedSession {
     TYPE_MACOSX = 2,
     TYPE_LINUX = 3,
     TYPE_CHROMEOS = 4,
-    TYPE_OTHER = 5
+    TYPE_OTHER = 5,
+    TYPE_PHONE = 6,
+    TYPE_TABLET = 7
   };
 
   SyncedSession();

chrome/browser/sync/protocol/proto_enum_conversions.cc

@@ -92,13 +92,15 @@ const char* GetUpdatesSourceString(
 
 const char* GetDeviceTypeString(
     sync_pb::SessionHeader::DeviceType device_type) {
-  ASSERT_ENUM_BOUNDS(sync_pb::SessionHeader, DeviceType, TYPE_WIN, TYPE_OTHER);
+  ASSERT_ENUM_BOUNDS(sync_pb::SessionHeader, DeviceType, TYPE_WIN, TYPE_TABLET);
   switch (device_type) {
     ENUM_CASE(sync_pb::SessionHeader, TYPE_WIN);
     ENUM_CASE(sync_pb::SessionHeader, TYPE_MAC);
     ENUM_CASE(sync_pb::SessionHeader, TYPE_LINUX);
     ENUM_CASE(sync_pb::SessionHeader, TYPE_CROS);
     ENUM_CASE(sync_pb::SessionHeader, TYPE_OTHER);
+    ENUM_CASE(sync_pb::SessionHeader, TYPE_PHONE);
+    ENUM_CASE(sync_pb::SessionHeader, TYPE_TABLET);
   }
   NOTREACHED();
   return "";

sync/protocol/session_specifics.proto

@@ -33,6 +33,8 @@ message SessionHeader {
     TYPE_LINUX = 3;
     TYPE_CROS = 4;
     TYPE_OTHER = 5;
+    TYPE_PHONE = 6;
+    TYPE_TABLET = 7;
   }
   optional DeviceType device_type = 4;
 }