Move manifest_handler_helpers to //extensions

chrome/common/extensions/manifest_handler_helpers.cc

-// Copyright (c) 2012 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.
-
-#include "chrome/common/extensions/manifest_handler_helpers.h"
-
-#include "base/logging.h"
-#include "base/strings/string_number_conversions.h"
-#include "base/strings/utf_string_conversions.h"
-#include "base/values.h"
-#include "extensions/common/error_utils.h"
-#include "extensions/common/extension.h"
-#include "extensions/common/extension_icon_set.h"
-#include "extensions/common/manifest_constants.h"
-
-
-namespace extensions {
-
-namespace errors = manifest_errors;
-
-namespace manifest_handler_helpers {
-
-bool NormalizeAndValidatePath(std::string* path) {
-  size_t first_non_slash = path->find_first_not_of('/');
-  if (first_non_slash == std::string::npos) {
-    *path = "";
-    return false;
-  }
-
-  *path = path->substr(first_non_slash);
-  return true;
-}
-
-bool LoadIconsFromDictionary(const base::DictionaryValue* icons_value,
-                             const int* icon_sizes,
-                             size_t num_icon_sizes,
-                             ExtensionIconSet* icons,
-                             base::string16* error) {
-  DCHECK(icons);
-  for (size_t i = 0; i < num_icon_sizes; ++i) {
-    std::string key = base::IntToString(icon_sizes[i]);
-    if (icons_value->HasKey(key)) {
-      std::string icon_path;
-      if (!icons_value->GetString(key, &icon_path)) {
-        *error = ErrorUtils::FormatErrorMessageUTF16(
-            errors::kInvalidIconPath, key);
-        return false;
-      }
-
-      if (!NormalizeAndValidatePath(&icon_path)) {
-        *error = ErrorUtils::FormatErrorMessageUTF16(
-            errors::kInvalidIconPath, key);
-        return false;
-      }
-
-      icons->Add(icon_sizes[i], icon_path);
-    }
-  }
-  return true;
-}
-
-}  // namespace manifest_handler_helpers
-
-}  // namespace extensions