media: Remove Browser CDM implementation

content/renderer/media/cdm/renderer_cdm_manager.cc

Index: content/renderer/media/cdm/renderer_cdm_manager.cc
diff --git a/content/renderer/media/cdm/renderer_cdm_manager.cc b/content/renderer/media/cdm/renderer_cdm_manager.cc
deleted file mode 100644
index ba4b738e78f814b9eddb8161c758c3fc7ee8ad07..0000000000000000000000000000000000000000
--- a/content/renderer/media/cdm/renderer_cdm_manager.cc
+++ /dev/null
@@ -1,237 +0,0 @@
-// Copyright 2014 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/media/cdm/renderer_cdm_manager.h"
-
-#include <stddef.h>
-#include <utility>
-
-#include "base/stl_util.h"
-#include "content/common/media/cdm_messages.h"
-#include "content/renderer/media/cdm/proxy_media_keys.h"
-#include "media/base/cdm_context.h"
-#include "media/base/limits.h"
-
-namespace content {
-
-using media::MediaKeys;
-
-// Maximum sizes for various EME API parameters. These are checks to prevent
-// unnecessarily large messages from being passed around, and the sizes
-// are somewhat arbitrary as the EME spec doesn't specify any limits.
-const size_t kMaxSessionMessageLength = 10240;  // 10 KB
-
-RendererCdmManager::RendererCdmManager(RenderFrame* render_frame)
-    : RenderFrameObserver(render_frame),
-      next_cdm_id_(media::CdmContext::kInvalidCdmId + 1) {}
-
-RendererCdmManager::~RendererCdmManager() {
-  DCHECK(proxy_media_keys_map_.empty())
-      << "RendererCdmManager is owned by RenderFrameImpl and is destroyed only "
-         "after all ProxyMediaKeys are destroyed and unregistered.";
-}
-
-bool RendererCdmManager::OnMessageReceived(const IPC::Message& msg) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(RendererCdmManager, msg)
-    IPC_MESSAGE_HANDLER(CdmMsg_SessionMessage, OnSessionMessage)
-    IPC_MESSAGE_HANDLER(CdmMsg_SessionClosed, OnSessionClosed)
-    IPC_MESSAGE_HANDLER(CdmMsg_SessionKeysChange, OnSessionKeysChange)
-    IPC_MESSAGE_HANDLER(CdmMsg_SessionExpirationUpdate,
-                        OnSessionExpirationUpdate)
-    IPC_MESSAGE_HANDLER(CdmMsg_ResolvePromise, OnPromiseResolved)
-    IPC_MESSAGE_HANDLER(CdmMsg_ResolvePromiseWithSession,
-                        OnPromiseResolvedWithSession)
-    IPC_MESSAGE_HANDLER(CdmMsg_RejectPromise, OnPromiseRejected)
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-  return handled;
-}
-
-void RendererCdmManager::OnDestruct() {
-  delete this;
-}
-
-void RendererCdmManager::InitializeCdm(int cdm_id,
-                                       uint32_t promise_id,
-                                       ProxyMediaKeys* media_keys,
-                                       const std::string& key_system,
-                                       const GURL& security_origin,
-                                       bool use_hw_secure_codecs) {
-  DCHECK(GetMediaKeys(cdm_id)) << "|cdm_id| not registered.";
-  CdmHostMsg_InitializeCdm_Params params;
-  params.key_system = key_system;
-  params.security_origin = security_origin;
-  params.use_hw_secure_codecs = use_hw_secure_codecs;
-  Send(new CdmHostMsg_InitializeCdm(routing_id(), cdm_id, promise_id, params));
-}
-
-void RendererCdmManager::SetServerCertificate(
-    int cdm_id,
-    uint32_t promise_id,
-    const std::vector<uint8_t>& certificate) {
-  DCHECK(GetMediaKeys(cdm_id)) << "|cdm_id| not registered.";
-  Send(new CdmHostMsg_SetServerCertificate(routing_id(), cdm_id, promise_id,
-                                           certificate));
-}
-
-void RendererCdmManager::CreateSessionAndGenerateRequest(
-    int cdm_id,
-    uint32_t promise_id,
-    media::MediaKeys::SessionType session_type,
-    CdmHostMsg_CreateSession_InitDataType init_data_type,
-    const std::vector<uint8_t>& init_data) {
-  DCHECK(GetMediaKeys(cdm_id)) << "|cdm_id| not registered.";
-  CdmHostMsg_CreateSessionAndGenerateRequest_Params params;
-  params.render_frame_id = routing_id();
-  params.cdm_id = cdm_id;
-  params.promise_id = promise_id;
-  params.session_type = session_type;
-  params.init_data_type = init_data_type;
-  params.init_data = init_data;
-  Send(new CdmHostMsg_CreateSessionAndGenerateRequest(params));
-}
-
-void RendererCdmManager::LoadSession(int cdm_id,
-                                     uint32_t promise_id,
-                                     media::MediaKeys::SessionType session_type,
-                                     const std::string& session_id) {
-  DCHECK(GetMediaKeys(cdm_id)) << "|cdm_id| not registered.";
-  Send(new CdmHostMsg_LoadSession(routing_id(), cdm_id, promise_id,
-                                  session_type, session_id));
-}
-
-void RendererCdmManager::UpdateSession(int cdm_id,
-                                       uint32_t promise_id,
-                                       const std::string& session_id,
-                                       const std::vector<uint8_t>& response) {
-  DCHECK(GetMediaKeys(cdm_id)) << "|cdm_id| not registered.";
-  Send(new CdmHostMsg_UpdateSession(routing_id(), cdm_id, promise_id,
-                                    session_id, response));
-}
-
-void RendererCdmManager::CloseSession(int cdm_id,
-                                      uint32_t promise_id,
-                                      const std::string& session_id) {
-  DCHECK(GetMediaKeys(cdm_id)) << "|cdm_id| not registered.";
-  Send(new CdmHostMsg_CloseSession(routing_id(), cdm_id, promise_id,
-                                   session_id));
-}
-
-void RendererCdmManager::RemoveSession(int cdm_id,
-                                       uint32_t promise_id,
-                                       const std::string& session_id) {
-  DCHECK(GetMediaKeys(cdm_id)) << "|cdm_id| not registered.";
-  Send(new CdmHostMsg_RemoveSession(routing_id(), cdm_id, promise_id,
-                                    session_id));
-}
-
-void RendererCdmManager::DestroyCdm(int cdm_id) {
-  DCHECK(GetMediaKeys(cdm_id)) << "|cdm_id| not registered.";
-  Send(new CdmHostMsg_DestroyCdm(routing_id(), cdm_id));
-}
-
-void RendererCdmManager::OnSessionMessage(
-    int cdm_id,
-    const std::string& session_id,
-    media::MediaKeys::MessageType message_type,
-    const std::vector<uint8_t>& message) {
-  if (message.size() > kMaxSessionMessageLength) {
-    NOTREACHED();
-    LOG(ERROR) << "Message is too long and dropped.";
-    return;
-  }
-
-  ProxyMediaKeys* media_keys = GetMediaKeys(cdm_id);
-  if (media_keys)
-    media_keys->OnSessionMessage(session_id, message_type, message);
-}
-
-void RendererCdmManager::OnSessionClosed(int cdm_id,
-                                         const std::string& session_id) {
-  ProxyMediaKeys* media_keys = GetMediaKeys(cdm_id);
-  if (media_keys)
-    media_keys->OnSessionClosed(session_id);
-}
-
-void RendererCdmManager::OnSessionKeysChange(
-    int cdm_id,
-    const std::string& session_id,
-    bool has_additional_usable_key,
-    const std::vector<media::CdmKeyInformation>& key_info_vector) {
-  ProxyMediaKeys* media_keys = GetMediaKeys(cdm_id);
-  if (!media_keys)
-    return;
-
-  media::CdmKeysInfo keys_info;
-  keys_info.reserve(key_info_vector.size());
-  for (const auto& key_info : key_info_vector)
-    keys_info.push_back(new media::CdmKeyInformation(key_info));
-
-  media_keys->OnSessionKeysChange(session_id, has_additional_usable_key,
-                                  std::move(keys_info));
-}
-
-void RendererCdmManager::OnSessionExpirationUpdate(
-    int cdm_id,
-    const std::string& session_id,
-    const base::Time& new_expiry_time) {
-  ProxyMediaKeys* media_keys = GetMediaKeys(cdm_id);
-  if (media_keys)
-    media_keys->OnSessionExpirationUpdate(session_id, new_expiry_time);
-}
-
-void RendererCdmManager::OnPromiseResolved(int cdm_id, uint32_t promise_id) {
-  ProxyMediaKeys* media_keys = GetMediaKeys(cdm_id);
-  if (media_keys)
-    media_keys->OnPromiseResolved(promise_id);
-}
-
-void RendererCdmManager::OnPromiseResolvedWithSession(
-    int cdm_id,
-    uint32_t promise_id,
-    const std::string& session_id) {
-  if (session_id.length() > media::limits::kMaxSessionIdLength) {
-    NOTREACHED();
-    OnPromiseRejected(cdm_id, promise_id, MediaKeys::INVALID_ACCESS_ERROR, 0,
-                      "Session ID is too long");
-    return;
-  }
-
-  ProxyMediaKeys* media_keys = GetMediaKeys(cdm_id);
-  if (media_keys)
-    media_keys->OnPromiseResolvedWithSession(promise_id, session_id);
-}
-
-void RendererCdmManager::OnPromiseRejected(int cdm_id,
-                                           uint32_t promise_id,
-                                           MediaKeys::Exception exception,
-                                           uint32_t system_code,
-                                           const std::string& error_message) {
-  ProxyMediaKeys* media_keys = GetMediaKeys(cdm_id);
-  if (media_keys)
-    media_keys->OnPromiseRejected(promise_id, exception, system_code,
-                                  error_message);
-}
-
-int RendererCdmManager::RegisterMediaKeys(ProxyMediaKeys* media_keys) {
-  int cdm_id = next_cdm_id_++;
-  DCHECK_NE(cdm_id, media::CdmContext::kInvalidCdmId);
-  DCHECK(!base::ContainsKey(proxy_media_keys_map_, cdm_id));
-  proxy_media_keys_map_[cdm_id] = media_keys;
-  return cdm_id;
-}
-
-void RendererCdmManager::UnregisterMediaKeys(int cdm_id) {
-  DCHECK(base::ContainsKey(proxy_media_keys_map_, cdm_id));
-  proxy_media_keys_map_.erase(cdm_id);
-}
-
-ProxyMediaKeys* RendererCdmManager::GetMediaKeys(int cdm_id) {
-  std::map<int, ProxyMediaKeys*>::iterator iter =
-      proxy_media_keys_map_.find(cdm_id);
-  return (iter != proxy_media_keys_map_.end()) ? iter->second : NULL;
-}
-
-}  // namespace content