Move manifest_handler_helpers to //extensions

BUG=359836

Review URL: https://codereview.chromium.org/228603004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@262464 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 39 insertions, 0 deletions

diff --git a/extensions/common/manifest_handler_helpers.h b/extensions/common/manifest_handler_helpers.h
new file mode 100644
index 0000000..01fe6cc
--- /dev/null
+++ b/extensions/common/manifest_handler_helpers.h
@@ -0,0 +1,39 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef EXTENSIONS_COMMON_MANIFEST_HANDLER_HELPERS_H_
+#define EXTENSIONS_COMMON_MANIFEST_HANDLER_HELPERS_H_
+
+#include <string>
+
+#include "base/memory/scoped_ptr.h"
+#include "base/strings/string16.h"
+
+class ExtensionIconSet;
+
+namespace base {
+class DictionaryValue;
+}
+
+namespace extensions {
+namespace manifest_handler_helpers {
+
+// Strips leading slashes from the file path. Returns true iff the final path is
+// non empty.
+bool NormalizeAndValidatePath(std::string* path);
+
+// Loads icon paths defined in dictionary |icons_value| into ExtensionIconSet
+// |icons|. |icons_value| is a dictionary value {icon size -> icon path}. Icons
+// in |icons_value| whose size is not in |icon_sizes| will be ignored.
+// Returns success. If load fails, |error| will be set.
+bool LoadIconsFromDictionary(const base::DictionaryValue* icons_value,
+                             const int* icon_sizes,
+                             size_t num_icon_sizes,
+                             ExtensionIconSet* icons,
+                             base::string16* error);
+
+}  // namespace manifest_handler_helpers
+}  // namespace extensions
+
+#endif  // EXTENSIONS_COMMON_MANIFEST_HANDLER_HELPERS_H_