Switch CdmWrapper to use uint32_t for size types per style guide.

media/cdm/ppapi/clear_key_cdm.h

 // Copyright 2013 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.
 
 #ifndef MEDIA_CDM_PPAPI_CLEAR_KEY_CDM_H_
 #define MEDIA_CDM_PPAPI_CLEAR_KEY_CDM_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 17 matching lines @@
 class FFmpegCdmAudioDecoder;
 
 // Clear key implementation of the cdm::ContentDecryptionModule interface.
 class ClearKeyCdm : public cdm::ContentDecryptionModule {
  public:
   explicit ClearKeyCdm(cdm::Host* host);
   virtual ~ClearKeyCdm();
 
   // ContentDecryptionModule implementation.
   virtual cdm::Status GenerateKeyRequest(
-      const char* type, int type_size,
-      const uint8_t* init_data, int init_data_size) OVERRIDE;
-  virtual cdm::Status AddKey(const char* session_id, int session_id_size,
-                             const uint8_t* key, int key_size,
-                             const uint8_t* key_id, int key_id_size) OVERRIDE;
+      const char* type, uint32_t type_size,
+      const uint8_t* init_data, uint32_t init_data_size) OVERRIDE;
+  virtual cdm::Status AddKey(const char* session_id,
+                             uint32_t session_id_size,
+                             const uint8_t* key,
+                             uint32_t key_size,
+                             const uint8_t* key_id,
+                             uint32_t key_id_size) OVERRIDE;
   virtual cdm::Status CancelKeyRequest(const char* session_id,
-                                       int session_id_size) OVERRIDE;
+                                       uint32_t session_id_size) OVERRIDE;
   virtual void TimerExpired(void* context) OVERRIDE;
   virtual cdm::Status Decrypt(const cdm::InputBuffer& encrypted_buffer,
                               cdm::DecryptedBlock* decrypted_block) OVERRIDE;
   virtual cdm::Status InitializeAudioDecoder(
       const cdm::AudioDecoderConfig& audio_decoder_config) OVERRIDE;
   virtual cdm::Status InitializeVideoDecoder(
       const cdm::VideoDecoderConfig& video_decoder_config) OVERRIDE;
   virtual void DeinitializeDecoder(cdm::StreamType decoder_type) OVERRIDE;
   virtual void ResetDecoder(cdm::StreamType decoder_type) OVERRIDE;
   virtual cdm::Status DecryptAndDecodeFrame(
@@ skipping 106 matching lines @@
 #endif  // CLEAR_KEY_CDM_USE_FFMPEG_DECODER
 
   scoped_ptr<CdmVideoDecoder> video_decoder_;
 
   DISALLOW_COPY_AND_ASSIGN(ClearKeyCdm);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_CDM_PPAPI_CLEAR_KEY_CDM_H_