Hoist argument type checking into CheckFormatHandler.  This is prep for scanf format
string argument type checking.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@109428 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/FormatString.cpp b/lib/Analysis/FormatString.cpp
index 0fbe543..2c012d3 100644
--- a/lib/Analysis/FormatString.cpp
+++ b/lib/Analysis/FormatString.cpp
@@ -379,9 +379,11 @@
 }
 
 //===----------------------------------------------------------------------===//
-// Methods on ConversionSpecifier.
+// Methods on FormatSpecifier.
 //===----------------------------------------------------------------------===//
 
+FormatSpecifier::~FormatSpecifier() {}
+
 bool FormatSpecifier::hasValidLengthModifier() const {
   switch (LM.getKind()) {
     case LengthModifier::None:
diff --git a/lib/Analysis/ScanfFormatString.cpp b/lib/Analysis/ScanfFormatString.cpp
index 61af1d6..d65352a 100644
--- a/lib/Analysis/ScanfFormatString.cpp
+++ b/lib/Analysis/ScanfFormatString.cpp
@@ -217,4 +217,10 @@
   return false;
 }
 
+ArgTypeResult ScanfSpecifier::getArgType(ASTContext &Ctx) const {
+  // FIXME: Fill in.
+  return ArgTypeResult();
+}
+
+