C++: Fix mixed tabs and spaces in non-test code

cpp/ql/test/library-tests/exprs_cast/ExprsCast2.ql

@@ -5,11 +5,11 @@
 import cpp
 
 string exprString(Expr e) {
-	if (e instanceof ArrayToPointerConversion) then (
-		result = e.(ArrayToPointerConversion).getExpr().(Literal).getValue()
-	) else (
-		result = e.toString()
-	)
+  if (e instanceof ArrayToPointerConversion) then (
+    result = e.(ArrayToPointerConversion).getExpr().(Literal).getValue()
+  ) else (
+    result = e.toString()
+  )
 }
 
 from Cast c, Type cType, string cTypeName, string toStruct

cpp/ql/test/library-tests/fields/fields/Fields.ql

@@ -5,31 +5,31 @@
 import cpp
 
 predicate nameCheck(Declaration d) {
-	count(d.toString()) = 1 and
-	count(string s | d.hasName(s)) = 1 and
-	d.hasName(d.toString())
+  count(d.toString()) = 1 and
+  count(string s | d.hasName(s)) = 1 and
+  d.hasName(d.toString())
 }
 
 string accessType(Field f) {
-	(f.isPublic() and result = "public") or
-	(f.isProtected() and result = "protected") or
-	(f.isPrivate() and result = "private")
+  (f.isPublic() and result = "public") or
+  (f.isProtected() and result = "protected") or
+  (f.isPrivate() and result = "private")
 }
 
 string fieldType(Field f) {
-	result = f.getType().getAQlClass() and
-	(
-		result.matches("%Type") or
-		result = "Enum"
-	)
+  result = f.getType().getAQlClass() and
+  (
+    result.matches("%Type") or
+    result = "Enum"
+  )
 }
 
 string pointedType(Field f) {
-	if f.getType() instanceof PointerType then (
-		result = f.getType().(PointerType).getBaseType().toString()
-	) else (
-		result = ""
-	)
+  if f.getType() instanceof PointerType then (
+    result = f.getType().(PointerType).getBaseType().toString()
+  ) else (
+    result = ""
+  )
 }
 
 from Class c, Field f