Clang: Fix missing includes and compiler warnings for MSVC2013

Change-Id: I88d371a5997576bfd29aedc38353df9ea3a3faeb
Reviewed-by: Marco Bubke <marco.bubke@theqtcompany.com>

src/tools/clangbackend/ipcsource/diagnostic.h

@@ -35,6 +35,8 @@
 
 #include <clang-c/Index.h>
 
+#include <vector>
+
 class Utf8String;
 
 namespace ClangBackEnd {

src/tools/clangbackend/ipcsource/translationunit.cpp

@@ -297,7 +297,7 @@ void TranslationUnit::reparseTranslationUnitIfFilesAreChanged() const
 }
 
 void TranslationUnit::includeCallback(CXFile included_file,
-                                      CXSourceLocation */*inclusion_stack*/,
+                                      CXSourceLocation * /*inclusion_stack*/,
                                       unsigned /*include_len*/,
                                       CXClientData clientData)
 {

src/tools/clangbackend/ipcsource/translationunit.h

@@ -118,7 +118,7 @@ private:
     void updateIncludeFilePaths() const;
     static int defaultOptions();
     static void includeCallback(CXFile included_file,
-                                CXSourceLocation */*inclusion_stack*/,
+                                CXSourceLocation * /*inclusion_stack*/,
                                 unsigned /*include_len*/,
                                 CXClientData clientData);
     UnsavedFiles &unsavedFiles() const;

src/tools/clangbackend/ipcsource/translationunits.h

@@ -38,6 +38,7 @@
 
 #include <QVector>
 
+#include <functional>
 #include <vector>
 
 namespace ClangBackEnd {