Add generated and hand-written passthrough command handlers with stub Doers.

gpu/command_buffer/service/gles2_cmd_decoder_passthrough.cc

 // Copyright (c) 2016 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 "gpu/command_buffer/service/gles2_cmd_decoder_passthrough.h"
 
 #include "base/memory/ref_counted.h"
 #include "gpu/command_buffer/common/debug_marker_manager.h"
 #include "gpu/command_buffer/common/gles2_cmd_format.h"
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
@@ skipping 325 matching lines @@
   Logger* GetLogger() override { return &logger_; }
 
   const ContextState* GetContextState() override { return nullptr; }
 
  private:
   int commands_to_process_;
 
   DebugMarkerManager debug_marker_manager_;
   Logger logger_;
 
+#define GLES2_CMD_OP(name) \
+  Error Handle##name(uint32_t immediate_data_size, const void* data);
+
+  GLES2_COMMAND_LIST(GLES2_CMD_OP)
+#undef GLES2_CMD_OP
+
   using CmdHandler =
       Error (GLES2DecoderPassthroughImpl::*)(uint32_t immediate_data_size,
                                              const void* data);
 
   // A struct to hold info about each command.
   struct CommandInfo {
     CmdHandler cmd_handler;
     uint8_t arg_flags;   // How to handle the arguments for this scommand
     uint8_t cmd_flags;   // How to handle this command
     uint16_t arg_count;  // How many arguments are expected for this command.
   };
 
   // A table of CommandInfo for all the commands.
   static const CommandInfo command_info[kNumCommands - kFirstGLES2Command];
 
   // The GL context this decoder renders to on behalf of the client.
   scoped_refptr<gfx::GLSurface> surface_;
   scoped_refptr<gfx::GLContext> context_;
 
   // Managers
   std::unique_ptr<ImageManager> image_manager_;
 
   // The ContextGroup for this decoder uses to track resources.
   scoped_refptr<ContextGroup> group_;
   scoped_refptr<FeatureInfo> feature_info_;
+
+// Include the prototypes of all the doer functions from a separate header to
+// keep this file clean.
+#include "gpu/command_buffer/service/gles2_cmd_decoder_passthrough_doer_prototypes.h"
 };
 
+#define GLES2_CMD_OP(name)                                               \
+  {                                                                      \
+      &GLES2DecoderPassthroughImpl::Handle##name, cmds::name::kArgFlags, \
+      cmds::name::cmd_flags,                                             \
+      sizeof(cmds::name) / sizeof(CommandBufferEntry) - 1,               \
+  }, /* NOLINT */
+
 const GLES2DecoderPassthroughImpl::CommandInfo
-    GLES2DecoderPassthroughImpl::command_info[] = {};
+    GLES2DecoderPassthroughImpl::command_info[] = {
+        GLES2_COMMAND_LIST(GLES2_CMD_OP)};
+#undef GLES2_CMD_OP
 
 GLES2Decoder* CreateGLES2DecoderPassthroughImpl(ContextGroup* group) {
   return new GLES2DecoderPassthroughImpl(group);
 }
 
 }  // namespace gles2
 }  // namespace gpu
+
+#include "gpu/command_buffer/service/gles2_cmd_decoder_passthrough_doers.h"
+#include "gpu/command_buffer/service/gles2_cmd_decoder_passthrough_handlers.h"