Delete still more remnants of the now dead HostInfo. The janitoring will
continue until cleanliness improves.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@148951 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Driver/Driver.h b/include/clang/Driver/Driver.h
index 6228ace..7dfb770 100644
--- a/include/clang/Driver/Driver.h
+++ b/include/clang/Driver/Driver.h
@@ -36,7 +36,6 @@
   class Command;
   class Compilation;
   class DerivedArgList;
-  class HostInfo;
   class InputArgList;
   class InputInfo;
   class JobAction;
@@ -96,10 +95,6 @@
   /// Driver title to use with help.
   std::string DriverTitle;
 
-  /// Host information for the platform the driver is running as. This
-  /// will generally be the actual host platform, but not always.
-  const HostInfo *Host;
-
   /// Information about the host which can be overridden by the user.
   std::string HostBits, HostMachine, HostSystem, HostRelease;
 
@@ -387,10 +382,6 @@
   /// GCC goes to extra lengths here to be a bit more robust.
   std::string GetTemporaryPath(StringRef Prefix, const char *Suffix) const;
 
-  /// GetHostInfo - Construct a new host info object for the given
-  /// host triple.
-  const HostInfo *GetHostInfo(const llvm::Triple &Triple) const;
-
   /// ShouldUseClangCompilar - Should the clang compiler be used to
   /// handle this action.
   bool ShouldUseClangCompiler(const Compilation &C, const JobAction &JA,
diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
index 69dba47..0f190c7 100644
--- a/lib/Driver/Driver.cpp
+++ b/lib/Driver/Driver.cpp
@@ -56,7 +56,6 @@
     DefaultTargetTriple(DefaultTargetTriple), 
     DefaultImageName(DefaultImageName),
     DriverTitle("clang \"gcc-compatible\" driver"),
-    Host(0),
     CCPrintOptionsFilename(0), CCPrintHeadersFilename(0),
     CCLogDiagnosticsFilename(0), CCCIsCXX(false),
     CCCIsCPP(false),CCCEcho(false), CCCPrintBindings(false),