drive: Remove MD5 argument from FileCache::MarkDirty

chrome/browser/chromeos/drive/remove_stale_cache_files_unittest.cc

Index: chrome/browser/chromeos/drive/remove_stale_cache_files_unittest.cc
diff --git a/chrome/browser/chromeos/drive/remove_stale_cache_files_unittest.cc b/chrome/browser/chromeos/drive/remove_stale_cache_files_unittest.cc
index 751b6a8065b05f2d3de1ed267122f935dc75f7a5..41e647b6bc23a23b2fba2dc8be62889810836ef4 100644
--- a/chrome/browser/chromeos/drive/remove_stale_cache_files_unittest.cc
+++ b/chrome/browser/chromeos/drive/remove_stale_cache_files_unittest.cc
@@ -94,7 +94,7 @@ TEST_F(RemoveStaleCacheFilesTest, DirtyCacheFiles) {
   EXPECT_EQ(FILE_ERROR_OK,
             cache_->Store(resource_id_1, md5_1, dummy_file,
                           FileCache::FILE_OPERATION_COPY));
-  EXPECT_EQ(FILE_ERROR_OK, cache_->MarkDirty(resource_id_1, md5_1));
+  EXPECT_EQ(FILE_ERROR_OK, cache_->MarkDirty(resource_id_1));
 
   // Dirty and mismatching-MD5 entry.
   std::string resource_id_2("file:2");
@@ -103,7 +103,7 @@ TEST_F(RemoveStaleCacheFilesTest, DirtyCacheFiles) {
   EXPECT_EQ(FILE_ERROR_OK,
             cache_->Store(resource_id_2, md5_2_cache, dummy_file,
                           FileCache::FILE_OPERATION_COPY));
-  EXPECT_EQ(FILE_ERROR_OK, cache_->MarkDirty(resource_id_2, md5_2_cache));
+  EXPECT_EQ(FILE_ERROR_OK, cache_->MarkDirty(resource_id_2));
 
   ResourceEntry entry;
   entry.set_resource_id(resource_id_2);