Encrypted Media: Implement IPC based SetCdm().

content/renderer/media/webcontentdecryptionmodule_impl.cc

 // 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.
 
 #include "content/renderer/media/webcontentdecryptionmodule_impl.h"
 
 #include <map>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/renderer/media/cdm_session_adapter.h"
 #include "content/renderer/media/webcontentdecryptionmodulesession_impl.h"
 #include "media/base/media_keys.h"
 #include "third_party/WebKit/public/web/WebSecurityOrigin.h"
 
 #if defined(ENABLE_PEPPER_CDMS)
 #include "content/renderer/media/crypto/pepper_cdm_wrapper_impl.h"
+#elif defined(OS_ANDROID)
+#include "content/renderer/media/android/renderer_media_player_manager.h"
 #endif
 
 namespace blink {
 class WebFrame;
 }
 
 namespace content {
 
 WebContentDecryptionModuleImpl* WebContentDecryptionModuleImpl::Create(
     const base::string16& key_system) {
@@ skipping 11 matching lines @@
   DCHECK(!key_system.empty());
 
   // TODO(ddorwin): Guard against this in supported types check and remove this.
   // Chromium only supports ASCII key systems.
   if (!IsStringASCII(key_system)) {
     NOTREACHED();
     return NULL;
   }
 
   scoped_refptr<CdmSessionAdapter> adapter(new CdmSessionAdapter());
+
+#if defined(OS_ANDROID)
+  int cdm_id = RendererMediaPlayerManager::kInvalidCdmId;
+#endif
+
   if (!adapter->Initialize(
 #if defined(ENABLE_PEPPER_CDMS)
           base::Bind(&PepperCdmWrapperImpl::Create, frame),
+#elif defined(OS_ANDROID)
+          &cdm_id,
 #endif
           base::UTF16ToASCII(key_system))) {
     return NULL;
   }
 
-  return new WebContentDecryptionModuleImpl(adapter);
+  return new WebContentDecryptionModuleImpl(
+#if defined(OS_ANDROID)
+      adapter, cdm_id);
+#else
+      adapter);
+#endif
 }
 
 WebContentDecryptionModuleImpl::WebContentDecryptionModuleImpl(
+#if defined(OS_ANDROID)
+    scoped_refptr<CdmSessionAdapter> adapter,
+    int cdm_id)
+    : adapter_(adapter), cdm_id_(cdm_id) {}
+#else
     scoped_refptr<CdmSessionAdapter> adapter)
-    : adapter_(adapter) {
-}
+    : adapter_(adapter) {}
+#endif
 
 WebContentDecryptionModuleImpl::~WebContentDecryptionModuleImpl() {
 }
 
 // The caller owns the created session.
 blink::WebContentDecryptionModuleSession*
 WebContentDecryptionModuleImpl::createSession(
     blink::WebContentDecryptionModuleSession::Client* client) {
   return adapter_->CreateSession(client);
 }
 
 media::Decryptor* WebContentDecryptionModuleImpl::GetDecryptor() {
   return adapter_->GetDecryptor();
 }
 
+#if defined(OS_ANDROID)
+int WebContentDecryptionModuleImpl::GetCdmId() {
+  return cdm_id_;
+}
+#endif  // defined(OS_ANDROID)
+
 }  // namespace content