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Viewing changes to drizzled/plugin/storage_engine.cc

* Renames Ha_trx_info to drizzled::ResourceContext
* Renames Sesssion_TRANS to drizzled::TransactionContext
* Replaces homegrown linked-lists of Ha_trx_info pointers
  with vector<drizzled::ResourceContext> operations
* Renames Session::getEngineInfo() to Session::getResourceContext()

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Lines of Context:
drizzled/plugin/storage_engine.cc
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void plugin::StorageEngine::setTransactionReadWrite(Session& session)
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{
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  Ha_trx_info *ha_info= session.getEngineInfo(this);
 
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  ResourceContext *resource_context= session.getResourceContext(this);
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  /*
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    When a storage engine method is called, the transaction must
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    Unfortunately here we can't know know for sure if the engine
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    has registered the transaction or not, so we must check.
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  */
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  if (ha_info->is_started())
 
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  if (resource_context->is_started())
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  {
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    /*
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     * table_share can be NULL in plugin::StorageEngine::dropTable().
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     */
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    ha_info->set_trx_read_write();
 
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    resource_context->set_trx_read_write();
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  }
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}
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