gpu: Add CHROMIUM_copy_image extension.

gpu/command_buffer/service/gles2_cmd_decoder_passthrough_handlers_autogen.cc

Index: gpu/command_buffer/service/gles2_cmd_decoder_passthrough_handlers_autogen.cc
diff --git a/gpu/command_buffer/service/gles2_cmd_decoder_passthrough_handlers_autogen.cc b/gpu/command_buffer/service/gles2_cmd_decoder_passthrough_handlers_autogen.cc
index 552eaebbc5e52e999681f5558d0581ab8373dc76..fbac00f3a3e1ae28d0f8ef400441d69985537f3a 100644
--- a/gpu/command_buffer/service/gles2_cmd_decoder_passthrough_handlers_autogen.cc
+++ b/gpu/command_buffer/service/gles2_cmd_decoder_passthrough_handlers_autogen.cc
@@ -4084,6 +4084,31 @@ error::Error GLES2DecoderPassthroughImpl::HandleReleaseTexImage2DCHROMIUM(
   return error::kNoError;
 }
 
+error::Error GLES2DecoderPassthroughImpl::HandleCopyImageSubDataCHROMIUM(
+    uint32_t immediate_data_size,
+    const volatile void* cmd_data) {
+  const volatile gles2::cmds::CopyImageSubDataCHROMIUM& c =
+      *static_cast<const volatile gles2::cmds::CopyImageSubDataCHROMIUM*>(
+          cmd_data);
+  GLint source_image_id = static_cast<GLint>(c.source_image_id);
+  GLint dest_texture_id = static_cast<GLint>(c.dest_texture_id);
+  GLint xoffset = static_cast<GLint>(c.xoffset);
+  GLint yoffset = static_cast<GLint>(c.yoffset);
+  GLint x = static_cast<GLint>(c.x);
+  GLint y = static_cast<GLint>(c.y);
+  GLsizei width = static_cast<GLsizei>(c.width);
+  GLsizei height = static_cast<GLsizei>(c.height);
+  GLint in_fence_id = static_cast<GLint>(c.in_fence_id);
+  GLint out_fence_id = static_cast<GLint>(c.out_fence_id);
+  error::Error error = DoCopyImageSubDataCHROMIUM(
+      source_image_id, dest_texture_id, xoffset, yoffset, x, y, width, height,
+      in_fence_id, out_fence_id);
+  if (error != error::kNoError) {
+    return error;
+  }
+  return error::kNoError;
+}
+
 error::Error GLES2DecoderPassthroughImpl::HandleTraceEndCHROMIUM(
     uint32_t immediate_data_size,
     const volatile void* cmd_data) {