Eliminate all UI thread decoding of extension images....

chrome/common/extensions/extension_resource.cc

-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 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/extension_resource.h"
 
 #include "base/file_util.h"
 #include "base/logging.h"
 
 ExtensionResource::ExtensionResource() {
 }
@@ skipping 38 matching lines @@
   // TODO(mad): Fix this once AbsolutePath is unified.
   if (file_util::AbsolutePath(&full_path) &&
       file_util::PathExists(full_path) &&
       clean_extension_root.IsParent(full_path)) {
     return full_path;
   }
 
   return FilePath();
 }
 
-// Unittesting helpers.
+// Unit-testing helpers.
 FilePath::StringType ExtensionResource::NormalizeSeperators(
     FilePath::StringType path) const {
 #if defined(FILE_PATH_USES_WIN_SEPARATORS)
   FilePath::StringType ret_val;
   for (size_t i = 0; i < path.length(); i++) {
     if (FilePath::IsSeparator(path[i]))
       path[i] = FilePath::kSeparators[0];
   }
 #endif  // FILE_PATH_USES_WIN_SEPARATORS
   return path;
 }
 
 bool ExtensionResource::ComparePathWithDefault(const FilePath& path) const {
   // Make sure we have a cached value to test against...
   if (full_resource_path_.empty())
     GetFilePath();
   if (NormalizeSeperators(path.value()) ==
     NormalizeSeperators(full_resource_path_.value())) {
     return true;
   } else {
     return false;
   }
 }