[clangd] Remove 'using namespace llvm' from .cpp files. NFC

The new guideline is to qualify with 'llvm::' explicitly both in
'.h' and '.cpp' files. This simplifies moving the code between
header and source files and is easier to keep consistent.

llvm-svn: 350531

1 files changed, 9 insertions, 8 deletions

diff --git a/clang-tools-extra/clangd/GlobalCompilationDatabase.cpp b/clang-tools-extra/clangd/GlobalCompilationDatabase.cpp
index e7cbc7bcc86..c2fff7b20f3 100644
--- a/clang-tools-extra/clangd/GlobalCompilationDatabase.cpp
+++ b/clang-tools-extra/clangd/GlobalCompilationDatabase.cpp
@@ -13,7 +13,6 @@
 #include "llvm/Support/FileSystem.h"
 #include "llvm/Support/Path.h"
 
-using namespace llvm;
 namespace clang {
 namespace clangd {
 
@@ -32,22 +31,24 @@ GlobalCompilationDatabase::getFallbackCommand(PathRef File) const {
   std::vector<std::string> Argv = {getFallbackClangPath()};
   // Clang treats .h files as C by default, resulting in unhelpful diagnostics.
   // Parsing as Objective C++ is friendly to more cases.
-  if (sys::path::extension(File) == ".h")
+  if (llvm::sys::path::extension(File) == ".h")
     Argv.push_back("-xobjective-c++-header");
   Argv.push_back(File);
-  return tooling::CompileCommand(sys::path::parent_path(File),
-                                 sys::path::filename(File), std::move(Argv),
+  return tooling::CompileCommand(llvm::sys::path::parent_path(File),
+                                 llvm::sys::path::filename(File),
+                                 std::move(Argv),
                                  /*Output=*/"");
 }
 
 DirectoryBasedGlobalCompilationDatabase::
-    DirectoryBasedGlobalCompilationDatabase(Optional<Path> CompileCommandsDir)
+    DirectoryBasedGlobalCompilationDatabase(
+        llvm::Optional<Path> CompileCommandsDir)
     : CompileCommandsDir(std::move(CompileCommandsDir)) {}
 
 DirectoryBasedGlobalCompilationDatabase::
     ~DirectoryBasedGlobalCompilationDatabase() = default;
 
-Optional<tooling::CompileCommand>
+llvm::Optional<tooling::CompileCommand>
 DirectoryBasedGlobalCompilationDatabase::getCompileCommand(
     PathRef File, ProjectInfo *Project) const {
   if (auto CDB = getCDBForFile(File, Project)) {
@@ -77,7 +78,7 @@ DirectoryBasedGlobalCompilationDatabase::getCDBInDirLocked(PathRef Dir) const {
 tooling::CompilationDatabase *
 DirectoryBasedGlobalCompilationDatabase::getCDBForFile(
     PathRef File, ProjectInfo *Project) const {
-  namespace path = sys::path;
+  namespace path = llvm::sys::path;
   assert((path::is_absolute(File, path::Style::posix) ||
           path::is_absolute(File, path::Style::windows)) &&
          "path must be absolute");
@@ -113,7 +114,7 @@ OverlayCDB::OverlayCDB(const GlobalCompilationDatabase *Base,
     });
 }
 
-Optional<tooling::CompileCommand>
+llvm::Optional<tooling::CompileCommand>
 OverlayCDB::getCompileCommand(PathRef File, ProjectInfo *Project) const {
   {
     std::lock_guard<std::mutex> Lock(Mutex);