Update Pepper interface for EME

media/base/limits.h

 // Copyright (c) 2011 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.
 
 // Contains limit definition constants for the media subsystem.
 
 #ifndef MEDIA_BASE_LIMITS_H_
 #define MEDIA_BASE_LIMITS_H_
 
 #include "base/basictypes.h"
@@ skipping 24 matching lines @@
   kMinSampleRate = 3000,
   kMaxChannels = 32,
   kMaxBytesPerSample = 4,
   kMaxBitsPerSample = kMaxBytesPerSample * 8,
   kMaxSamplesPerPacket = kMaxSampleRate,
   kMaxPacketSizeInBytes =
       kMaxBytesPerSample * kMaxChannels * kMaxSamplesPerPacket,
 
   // This limit is used by ParamTraits<VideoCaptureParams>.
   kMaxFramesPerSecond = 1000,
+
+  // Maximum lengths for various EME API parameters. These are checks to
+  // prevent unnecessarily large parameters from being passed around, and the
+  // lengths are somewhat arbitrary as the EME spec doesn't specify any limits.
+  kMinCertificateLength = 128,
+  kMaxCertificateLength = 16 * 1024,
+  kMaxWebSessionIdLength = 512,
+  kMinKeyIdLength = 1,
+  kMaxKeyIdLength = 512,
+  kMaxKeyIds = 128,
 };
 
 }  // namespace limits
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_LIMITS_H_