Mirror syncfs log to console and WebUI, with LogSeverity support.

chrome/browser/sync_file_system/sync_file_system_service.cc

Index: chrome/browser/sync_file_system/sync_file_system_service.cc
diff --git a/chrome/browser/sync_file_system/sync_file_system_service.cc b/chrome/browser/sync_file_system/sync_file_system_service.cc
index 1fbbcca12b16953b8b7e868c570bce71a664699d..e4bb8ae5eae2e19effe3a8a18309a4117bb1832c 100644
--- a/chrome/browser/sync_file_system/sync_file_system_service.cc
+++ b/chrome/browser/sync_file_system/sync_file_system_service.cc
@@ -16,6 +16,7 @@
 #include "chrome/browser/sync/profile_sync_service_factory.h"
 #include "chrome/browser/sync_file_system/drive_file_sync_service.h"
 #include "chrome/browser/sync_file_system/local_file_sync_service.h"
+#include "chrome/browser/sync_file_system/logger.h"
 #include "chrome/browser/sync_file_system/sync_event_observer.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/extensions/extension.h"
@@ -67,12 +68,14 @@ void DidHandleOriginForExtensionUnloadedEvent(
       code != SYNC_STATUS_UNKNOWN_ORIGIN) {
     switch (reason) {
       case extension_misc::UNLOAD_REASON_DISABLE:
-        LOG(WARNING) << "Disabling origin for UNLOAD(DISABLE) failed: "
-                     << origin.spec();
+        SYNCFS_LOG(WARNING,
+                   "Disabling origin for UNLOAD(DISABLE) failed: %s",
+                   origin.spec().c_str());
         break;
       case extension_misc::UNLOAD_REASON_UNINSTALL:
-        LOG(WARNING) << "Uninstall origin for UNLOAD(UNINSTALL) failed: "
-                     << origin.spec();
+        SYNCFS_LOG(WARNING,
+                   "Uninstall origin for UNLOAD(UNINSTALL) failed: %s",
+                   origin.spec().c_str());
         break;
       default:
         break;
@@ -86,7 +89,9 @@ void DidHandleOriginForExtensionEnabledEvent(
     SyncStatusCode code) {
   DCHECK(chrome::NOTIFICATION_EXTENSION_ENABLED == type);
   if (code != SYNC_STATUS_OK)
-    LOG(WARNING) << "Enabling origin for ENABLED failed: " << origin.spec();
+    SYNCFS_LOG(WARNING,
+               "Enabling origin for ENABLED failed: %s",
+               origin.spec().c_str());
 }
 
 }  // namespace