Updated to Clang 3.5a.

Change-Id: I8127eb568f674c2e72635b639a3295381fe8af82
diff --git a/tools/libclang/CXCompilationDatabase.cpp b/tools/libclang/CXCompilationDatabase.cpp
index 433caec..f4728fe 100644
--- a/tools/libclang/CXCompilationDatabase.cpp
+++ b/tools/libclang/CXCompilationDatabase.cpp
@@ -8,7 +8,7 @@
 
 extern "C" {
 
-// FIXME: do something more usefull with the error message
+// FIXME: do something more useful with the error message
 CXCompilationDatabase
 clang_CompilationDatabase_fromDirectory(const char *BuildDir,
                                         CXCompilationDatabase_Error *ErrorCode)
@@ -40,9 +40,8 @@
 {
   std::vector<CompileCommand> CCmd;
 
-  AllocatedCXCompileCommands(const std::vector<CompileCommand>& Cmd)
-    : CCmd(Cmd)
-  { }
+  AllocatedCXCompileCommands(std::vector<CompileCommand> Cmd)
+      : CCmd(std::move(Cmd)) {}
 };
 
 CXCompileCommands
@@ -50,10 +49,9 @@
                                              const char *CompleteFileName)
 {
   if (CompilationDatabase *db = static_cast<CompilationDatabase *>(CDb)) {
-    const std::vector<CompileCommand>
-      CCmd(db->getCompileCommands(CompleteFileName));
+    std::vector<CompileCommand> CCmd(db->getCompileCommands(CompleteFileName));
     if (!CCmd.empty())
-      return new AllocatedCXCompileCommands( CCmd );
+      return new AllocatedCXCompileCommands(std::move(CCmd));
   }
 
   return 0;
@@ -62,9 +60,9 @@
 CXCompileCommands
 clang_CompilationDatabase_getAllCompileCommands(CXCompilationDatabase CDb) {
   if (CompilationDatabase *db = static_cast<CompilationDatabase *>(CDb)) {
-    const std::vector<CompileCommand> CCmd(db->getAllCompileCommands());
+    std::vector<CompileCommand> CCmd(db->getAllCompileCommands());
     if (!CCmd.empty())
-      return new AllocatedCXCompileCommands( CCmd );
+      return new AllocatedCXCompileCommands(std::move(CCmd));
   }
 
   return 0;