Give Chrome Web Store app an icon in its manifest file.

chrome/browser/extensions/extension_protocols.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/browser/extensions/extension_protocols.h"
 
 #include <algorithm>
 
 #include "base/compiler_specific.h"
 #include "base/file_path.h"
@@ skipping 357 matching lines @@
   FilePath resources_path;
   FilePath relative_path;
   // Try to load extension resources from chrome resource file if
   // directory_path is a descendant of resources_path. resources_path
   // corresponds to src/chrome/browser/resources in source tree.
   if (PathService::Get(chrome::DIR_RESOURCES, &resources_path) &&
       // Since component extension resources are included in
       // component_extension_resources.pak file in resources_path, calculate
       // extension relative path against resources_path.
       resources_path.AppendRelativePath(directory_path, &relative_path)) {
-    relative_path = relative_path.Append(
-        extension_file_util::ExtensionURLToRelativeFilePath(request->url()));
-    relative_path = relative_path.NormalizePathSeparators();
-
-    // TODO(tc): Make a map of FilePath -> resource ids so we don't have to
-    // covert to FilePaths all the time.  This will be more useful as we add
-    // more resources.
-    for (size_t i = 0; i < kComponentExtensionResourcesSize; ++i) {
-      FilePath bm_resource_path =
-          FilePath().AppendASCII(kComponentExtensionResources[i].name);
-      bm_resource_path = bm_resource_path.NormalizePathSeparators();
-      if (relative_path == bm_resource_path) {
-        return new URLRequestResourceBundleJob(
-            request,
-            network_delegate,
-            relative_path,
-            kComponentExtensionResources[i].value,
-            content_security_policy,
-            send_cors_header);
-      }
+    FilePath request_path =
+        extension_file_util::ExtensionURLToRelativeFilePath(request->url());
+    int resource_id;
+    if (extension_file_util::IsComponentExtensionResource(extension,

[Aaron Boodman, 2012/09/28 22:38:52]

Is it possible to just put the icons here:

http://git.chromium.org/gitweb/?p=chromium.git;a=tree;f=chrome/browser/resour...

... and register them in the manifest as normal?

The extension system is HiDPI aware now (at least this part of it), so it should
properly handle getting the right one.

+        request_path, resource_id)) {
+      relative_path = relative_path.Append(request_path);
+      relative_path = relative_path.NormalizePathSeparators();
+      return new URLRequestResourceBundleJob(
+          request,
+          network_delegate,
+          relative_path,
+          resource_id,
+          content_security_policy,
+          send_cors_header);
     }
   }
 
   return new URLRequestExtensionJob(request,
                                     network_delegate,
                                     extension_id,
                                     directory_path,
                                     content_security_policy,
                                     send_cors_header);
 }
 
 }  // namespace
 
 net::URLRequestJobFactory::ProtocolHandler* CreateExtensionProtocolHandler(
     bool is_incognito,
     ExtensionInfoMap* extension_info_map) {
   return new ExtensionProtocolHandler(is_incognito, extension_info_map);
 }