[READY] Drop hardcoded standard includes

CMakeLists.txt

@@ -283,7 +283,6 @@ target_sources(cquery PRIVATE
                src/recorder.cc
                src/semantic_highlight_symbol_cache.cc
                src/serializer.cc
-               src/standard_includes.cc
                src/task.cc
                src/test.cc
                src/third_party_impl.cc

src/include_complete.cc

@@ -3,7 +3,6 @@
 #include "match.h"
 #include "platform.h"
 #include "project.h"
-#include "standard_includes.h"
 #include "timer.h"
 #include "work_thread.h"
 
@@ -119,7 +118,6 @@ void IncludeComplete::Rescan() {
   WorkThread::StartThread("scan_includes", [this]() {
     Timer timer;
 
-    InsertStlIncludes();
     InsertIncludesFromDirectory(g_config->projectRoot,
                                 false /*use_angle_brackets*/);
     for (const Directory& dir : project_->quote_include_directories)
@@ -206,14 +204,6 @@ void IncludeComplete::InsertIncludesFromDirectory(std::string directory0,
                          std::move(result.completion_item));
 }
 
-void IncludeComplete::InsertStlIncludes() {
-  std::lock_guard<std::mutex> lock(completion_items_mutex);
-  for (const char* stl_header : kStandardLibraryIncludes) {
-    completion_items.push_back(BuildCompletionItem(
-        stl_header, true /*use_angle_brackets*/, true /*is_stl*/));
-  }
-}
-
 optional<lsCompletionItem> IncludeComplete::FindCompletionItemForAbsolutePath(
     const std::string& absolute_path) {
   std::lock_guard<std::mutex> lock(completion_items_mutex);