Switch the C++ include interface in the ToolChain to use the same naming

as the system include interface before I start adding implementations of
it to individual ToolChain implementations.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@143751 91177308-0d34-0410-b5e6-96231b3b80d8

include/clang/Driver/ToolChain.h

@@ -208,8 +208,8 @@ public:
 
   /// AddClangCXXStdlibIncludeArgs - Add the clang -cc1 level arguments to set
   /// the include paths to use for the given C++ standard library type.
-  virtual void AddClangCXXStdlibIncludeArgs(const ArgList &Args,
-                                            ArgStringList &CmdArgs) const;
+  virtual void AddClangCXXStdlibIncludeArgs(const ArgList &DriverArgs,
+                                            ArgStringList &CC1Args) const;
 
   /// AddCXXStdlibLibArgs - Add the system specific linker arguments to use
   /// for the given C++ standard library type.

lib/Driver/ToolChain.cpp

@@ -230,8 +230,8 @@ ToolChain::CXXStdlibType ToolChain::GetCXXStdlibType(const ArgList &Args) const{
   return ToolChain::CST_Libstdcxx;
 }
 
-void ToolChain::AddClangCXXStdlibIncludeArgs(const ArgList &Args,
-                                             ArgStringList &CmdArgs) const {
+void ToolChain::AddClangCXXStdlibIncludeArgs(const ArgList &DriverArgs,
+                                             ArgStringList &CC1Args) const {
   // Header search paths should be handled by each of the subclasses.
   // Historically, they have not been, and instead have been handled inside of
   // the CC1-layer frontend. As the logic is hoisted out, this generic function
@@ -241,7 +241,7 @@ void ToolChain::AddClangCXXStdlibIncludeArgs(const ArgList &Args,
   // '-stdlib=' flag down to CC1 so that it can in turn customize the C++
   // header search paths with it. Once all systems are overriding this
   // function, the CC1 flag and this line can be removed.
-  Args.AddAllArgs(CmdArgs, options::OPT_stdlib_EQ);
+  DriverArgs.AddAllArgs(CC1Args, options::OPT_stdlib_EQ);
 }
 
 void ToolChain::AddCXXStdlibLibArgs(const ArgList &Args,