Remove CDM_7 support

media/cdm/cdm_adapter.h

 // Copyright 2015 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_CDM_ADAPTER_H_
 #define MEDIA_CDM_CDM_ADAPTER_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 29 matching lines @@
 // operations. Returns NULL if a FileIO object cannot be obtained. Once a
 // valid FileIO object is returned, |client| must be valid until
 // FileIO::Close() is called. The CDM can call this method multiple times
 // to operate on different files.
 using CreateCdmFileIOCB =
     base::Callback<std::unique_ptr<CdmFileIO>(cdm::FileIOClient* client)>;
 
 class MEDIA_EXPORT CdmAdapter : public MediaKeys,
                                 public CdmContext,
                                 public Decryptor,
-                                NON_EXPORTED_BASE(public cdm::Host_7),
                                 NON_EXPORTED_BASE(public cdm::Host_8) {
  public:
   // Create the CDM using |cdm_path| and initialize it using |key_system| and
   // |cdm_config|. |allocator| is to be used whenever the CDM needs memory
   // and to create VideoFrames. |file_io_provider| is to be used whenever the
   // CDM needs access to the file system. Callbacks will be used for events
   // generated by the CDM. |cdm_created_cb| will be called when the CDM is
   // loaded and initialized.
   static void Create(
       const std::string& key_system,
@@ skipping 42 matching lines @@
                               const DecoderInitCB& init_cb) final;
   void InitializeVideoDecoder(const VideoDecoderConfig& config,
                               const DecoderInitCB& init_cb) final;
   void DecryptAndDecodeAudio(const scoped_refptr<DecoderBuffer>& encrypted,
                              const AudioDecodeCB& audio_decode_cb) final;
   void DecryptAndDecodeVideo(const scoped_refptr<DecoderBuffer>& encrypted,
                              const VideoDecodeCB& video_decode_cb) final;
   void ResetDecoder(StreamType stream_type) final;
   void DeinitializeDecoder(StreamType stream_type) final;
 
-  // cdm::Host_7 and cdm::Host_8 implementation.
+  // cdm::Host_8 implementation.
   cdm::Buffer* Allocate(uint32_t capacity) override;
   void SetTimer(int64_t delay_ms, void* context) override;
   cdm::Time GetCurrentWallTime() override;
   void OnResolveNewSessionPromise(uint32_t promise_id,
                                   const char* session_id,
                                   uint32_t session_id_size) override;
   void OnResolvePromise(uint32_t promise_id) override;
   void OnRejectPromise(uint32_t promise_id,
                        cdm::Error error,
                        uint32_t system_code,
@@ skipping 103 matching lines @@
 
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<CdmAdapter> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CdmAdapter);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_CDM_CDM_ADAPTER_H_