Do not do unnecessary recursive deletes for files.

chrome/browser/android/history_report/usage_reports_buffer_backend.cc

Index: chrome/browser/android/history_report/usage_reports_buffer_backend.cc
diff --git a/chrome/browser/android/history_report/usage_reports_buffer_backend.cc b/chrome/browser/android/history_report/usage_reports_buffer_backend.cc
index 554f7f037ac6bd861ac729838d58b56299fbc54d..fa0210ceec886882f3a253dd0e1a93ea7b5a4786 100644
--- a/chrome/browser/android/history_report/usage_reports_buffer_backend.cc
+++ b/chrome/browser/android/history_report/usage_reports_buffer_backend.cc
@@ -44,7 +44,7 @@ bool UsageReportsBufferBackend::Init() {
                             leveldb_env::LEVELDB_STATUS_MAX);
   if (status.IsCorruption()) {
     LOG(ERROR) << "Deleting corrupt database";
-    base::DeleteFile(db_file_name_, true);
+    base::DeleteFile(db_file_name_, false);
     status = leveldb::DB::Open(options, path, &db);
   }
   if (status.ok()) {
@@ -122,7 +122,7 @@ void UsageReportsBufferBackend::Remove(
 
 void UsageReportsBufferBackend::Clear() {
   db_.reset();
-  base::DeleteFile(db_file_name_, true);
+  base::DeleteFile(db_file_name_, false);
   Init();
 }