Adding check for MIME types that do not take codecs parameter

content/renderer/renderer_webkitplatformsupport_impl.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 "content/renderer/renderer_webkitplatformsupport_impl.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/lazy_instance.h"
 #include "base/memory/shared_memory.h"
@@ skipping 415 matching lines @@
             mime_type_ascii, strict_codecs, key_system_ascii)) {
       return IsNotSupported;
     }
 
     // Continue processing the mime_type and codecs.
   }
 
   // Check list of strict codecs to see if it is supported.
   if (net::IsStrictMediaMimeType(mime_type_ascii)) {
     // We support the container, but no codecs were specified.
-    if (codecs.isNull())
+    if (codecs.isNull()) {
+      // Some containers specifically do not want any codecs.
+      if (net::MimeTypeDoesNotNeedCodecs(mime_type_ascii))
+        return IsSupported;
       return MayBeSupported;
+    }
 
     // Check if the codecs are a perfect match.
     std::vector<std::string> strict_codecs;
     net::ParseCodecString(ToASCIIOrEmpty(codecs), &strict_codecs, false);
     if (!net::IsSupportedStrictMediaMimeType(mime_type_ascii, strict_codecs))
       return IsNotSupported;
 
     // Good to go!
     return IsSupported;
   }
@@ skipping 725 matching lines @@
     return;
   QuotaDispatcher::ThreadSpecificInstance(
       thread_safe_sender_.get(),
       quota_message_filter_.get())->QueryStorageUsageAndQuota(
           storage_partition,
           static_cast<quota::StorageType>(type),
           QuotaDispatcher::CreateWebStorageQuotaCallbacksWrapper(callbacks));
 }
 
 }  // namespace content