[PPAPI] Compositor API implementation

ppapi/proxy/ppapi_messages.h

Index: ppapi/proxy/ppapi_messages.h
diff --git a/ppapi/proxy/ppapi_messages.h b/ppapi/proxy/ppapi_messages.h
index 6cd36dfdd7c02ccf0add86008a17f4a1da8d8625..ab43ad77f74ce99861a3c8f162e6adc0a38ba8c2 100644
--- a/ppapi/proxy/ppapi_messages.h
+++ b/ppapi/proxy/ppapi_messages.h
@@ -35,6 +35,7 @@
 #include "ppapi/c/pp_size.h"
 #include "ppapi/c/pp_time.h"
 #include "ppapi/c/ppb_audio_config.h"
+#include "ppapi/c/ppb_compositor_layer.h"
 #include "ppapi/c/ppb_image_data.h"
 #include "ppapi/c/ppb_tcp_socket.h"
 #include "ppapi/c/ppb_text_input_controller.h"
@@ -57,6 +58,7 @@
 #include "ppapi/proxy/serialized_handle.h"
 #include "ppapi/proxy/serialized_structs.h"
 #include "ppapi/proxy/serialized_var.h"
+#include "ppapi/shared_impl/compositor_layer_data.h"
 #include "ppapi/shared_impl/dir_contents.h"
 #include "ppapi/shared_impl/file_growth.h"
 #include "ppapi/shared_impl/file_path.h"
@@ -82,7 +84,10 @@
 
 IPC_ENUM_TRAITS_MAX_VALUE(ppapi::TCPSocketVersion,
                           ppapi::TCP_SOCKET_VERSION_1_1_OR_ABOVE)
+IPC_ENUM_TRAITS_MAX_VALUE(ppapi::CompositorLayerData::Type,
+                          ppapi::CompositorLayerData::TYPE_LAST)
 IPC_ENUM_TRAITS(PP_AudioSampleRate)
+IPC_ENUM_TRAITS_MAX_VALUE(PP_BlendMode, PP_BLENDMODE_LAST)
 IPC_ENUM_TRAITS(PP_DeviceType_Dev)
 IPC_ENUM_TRAITS(PP_DecryptorStreamType)
 IPC_ENUM_TRAITS_MAX_VALUE(PP_FileSystemType, PP_FILESYSTEMTYPE_ISOLATED)
@@ -137,11 +142,21 @@ IPC_STRUCT_TRAITS_BEGIN(PP_Size)
   IPC_STRUCT_TRAITS_MEMBER(width)
 IPC_STRUCT_TRAITS_END()
 
+IPC_STRUCT_TRAITS_BEGIN(PP_FloatSize)
+  IPC_STRUCT_TRAITS_MEMBER(height)
+  IPC_STRUCT_TRAITS_MEMBER(width)
+IPC_STRUCT_TRAITS_END()
+
 IPC_STRUCT_TRAITS_BEGIN(PP_Rect)
   IPC_STRUCT_TRAITS_MEMBER(point)
   IPC_STRUCT_TRAITS_MEMBER(size)
 IPC_STRUCT_TRAITS_END()
 
+IPC_STRUCT_TRAITS_BEGIN(PP_FloatRect)
+  IPC_STRUCT_TRAITS_MEMBER(point)
+  IPC_STRUCT_TRAITS_MEMBER(size)
+IPC_STRUCT_TRAITS_END()
+
 IPC_STRUCT_TRAITS_BEGIN(PP_ImageDataDesc)
   IPC_STRUCT_TRAITS_MEMBER(format)
   IPC_STRUCT_TRAITS_MEMBER(size)
@@ -1276,6 +1291,17 @@ IPC_MESSAGE_CONTROL3(PpapiHostMsg_UMA_HistogramEnumeration,
 IPC_MESSAGE_CONTROL0(PpapiHostMsg_UMA_IsCrashReportingEnabled);
 IPC_MESSAGE_CONTROL0(PpapiPluginMsg_UMA_IsCrashReportingEnabledReply);
 
+// Compositor
+IPC_MESSAGE_CONTROL0(PpapiHostMsg_Compositor_Create)
+IPC_MESSAGE_CONTROL2(PpapiHostMsg_Compositor_CommitLayers,
+                     std::vector<ppapi::CompositorLayerData> /* layers */,
+                     bool /* reset */)
+IPC_MESSAGE_CONTROL0(PpapiPluginMsg_Compositor_CommitLayersReply)
+IPC_MESSAGE_CONTROL3(PpapiPluginMsg_Compositor_ReleaseResource,
+                     int32_t /* id */,
+                     uint32_t /* sync_point */,
+                     bool /* is_lost */)
+
 // File chooser.
 IPC_MESSAGE_CONTROL0(PpapiHostMsg_FileChooser_Create)
 IPC_MESSAGE_CONTROL4(PpapiHostMsg_FileChooser_Show,