Add support for component builds in alternate_version_generator.

chrome/installer/test/resource_updater.cc

Index: chrome/installer/test/resource_updater.cc
diff --git a/chrome/installer/test/resource_updater.cc b/chrome/installer/test/resource_updater.cc
index 933921c7eed4ff3c8fc8d08a6267540af06dfc4f..3a2ba519daf06dc50f9d651f2f127fbfe1166fc2 100644
--- a/chrome/installer/test/resource_updater.cc
+++ b/chrome/installer/test/resource_updater.cc
@@ -48,7 +48,8 @@ bool ResourceUpdater::Update(const std::wstring& name,
                        static_cast<DWORD>(input.length())) != FALSE) {
       return true;
     }
-    PLOG(DFATAL) << "UpdateResource failed for resource \"" << name << "\"";
+    PLOG(ERROR) << "UpdateResource failed for resource \"" << name
+                << "\" of size " << input.length() << " bytes";
   } else {
     PLOG(DFATAL) << "Failed mapping \"" << input_file.value() << "\"";
   }