2 files changed, 15 insertions, 6 deletions
diff --git a/google_apis/drive/gdata_wapi_parser.cc b/google_apis/drive/gdata_wapi_parser.cc
index 1951c17..2f3c978 100644
--- a/google_apis/drive/gdata_wapi_parser.cc
+++ b/google_apis/drive/gdata_wapi_parser.cc
@@ -536,6 +536,17 @@ std::string ResourceEntry::GetHostedDocumentExtension() const {
 }
 
 // static
+DriveEntryKind ResourceEntry::GetEntryKindFromExtension(
+    const std::string& extension) {
+  for (size_t i = 0; i < arraysize(kEntryKindMap); ++i) {
+    const char* document_extension = kEntryKindMap[i].extension;
+    if (document_extension && extension == document_extension)
+      return kEntryKindMap[i].kind;
+  }
+  return ENTRY_KIND_UNKNOWN;
+}
+
+// static
 int ResourceEntry::ClassifyEntryKindByFileExtension(
     const base::FilePath& file_path) {
 #if defined(OS_WIN)
@@ -543,12 +554,7 @@ int ResourceEntry::ClassifyEntryKindByFileExtension(
 #else
   std::string file_extension = file_path.Extension();
 #endif
-  for (size_t i = 0; i < arraysize(kEntryKindMap); ++i) {
-    const char* document_extension = kEntryKindMap[i].extension;
-    if (document_extension && file_extension == document_extension)
-      return ClassifyEntryKind(kEntryKindMap[i].kind);
-  }
-  return 0;
+  return ClassifyEntryKind(GetEntryKindFromExtension(file_extension));
 }
 
 // static
diff --git a/google_apis/drive/gdata_wapi_parser.h b/google_apis/drive/gdata_wapi_parser.h
index 0c89c11..a7ac493 100644
--- a/google_apis/drive/gdata_wapi_parser.h
+++ b/google_apis/drive/gdata_wapi_parser.h
@@ -509,6 +509,9 @@ class ResourceEntry : public CommonMetadata {
     KIND_OF_FILE = 1 << 4,
   };
 
+  // Returns the kind enum corresponding to the extension in form ".xxx".
+  static DriveEntryKind GetEntryKindFromExtension(const std::string& extension);
+
   // Classifies the EntryKind. The returned value is a bitmask of
   // EntryKindClass. For example, DOCUMENT is classified as
   // KIND_OF_HOSTED_DOCUMENT and KIND_OF_GOOGLE_DOCUMENT, hence the returned