Revert of Plumb |use_secure_codecs| through to BrowserCdmFactoryAndroid.

content/common/media/cdm_messages.h

Index: content/common/media/cdm_messages.h
diff --git a/content/common/media/cdm_messages.h b/content/common/media/cdm_messages.h
index 1efe0aec040a34f0ca05ff8b44d0aac56ca91d99..e9d1958edc65524b33868e284f40b194b9f12def 100644
--- a/content/common/media/cdm_messages.h
+++ b/content/common/media/cdm_messages.h
@@ -29,12 +29,6 @@
 IPC_ENUM_TRAITS_MAX_VALUE(CdmHostMsg_CreateSession_InitDataType,
                           INIT_DATA_TYPE_MAX)
 
-IPC_STRUCT_BEGIN(CdmHostMsg_InitializeCdm_Params)
-  IPC_STRUCT_MEMBER(std::string, key_system)
-  IPC_STRUCT_MEMBER(GURL, security_origin)
-  IPC_STRUCT_MEMBER(bool, use_hw_secure_codecs)
-IPC_STRUCT_END()
-
 IPC_STRUCT_TRAITS_BEGIN(media::CdmKeyInformation)
   IPC_STRUCT_TRAITS_MEMBER(key_id)
   IPC_STRUCT_TRAITS_MEMBER(status)
@@ -43,11 +37,12 @@
 
 // Messages from render to browser.
 
-IPC_MESSAGE_CONTROL4(CdmHostMsg_InitializeCdm,
+IPC_MESSAGE_CONTROL5(CdmHostMsg_InitializeCdm,
                      int /* render_frame_id */,
                      int /* cdm_id */,
                      uint32_t /* promise_id */,
-                     CdmHostMsg_InitializeCdm_Params /* params */)
+                     std::string /* key_system */,
+                     GURL /* security_origin */)
 
 IPC_MESSAGE_CONTROL4(CdmHostMsg_SetServerCertificate,
                      int /* render_frame_id */,