Fixed compile error introduced in r482.

git-svn-id: https://angleproject.googlecode.com/svn/trunk@484 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/compiler/IntermTraverse.cpp b/src/compiler/IntermTraverse.cpp
index 34a6f3c..a13877f 100644
--- a/src/compiler/IntermTraverse.cpp
+++ b/src/compiler/IntermTraverse.cpp
@@ -229,9 +229,9 @@
 
 		if(it->rightToLeft)
 		{
-			if(terminal)
+			if(expr)
 			{
-				terminal->traverse(it);
+				expr->traverse(it);
 			}
 
 			if(body)
@@ -239,16 +239,16 @@
 				body->traverse(it);
 			}
 
-			if(test)
+			if(cond)
 			{
-				test->traverse(it);
+				cond->traverse(it);
 			}
 		}
 		else
 		{
-			if(test)
+			if(cond)
 			{
-				test->traverse(it);
+				cond->traverse(it);
 			}
 
 			if(body)
@@ -256,9 +256,9 @@
 				body->traverse(it);
 			}
 
-			if(terminal)
+			if(expr)
 			{
-				terminal->traverse(it);
+				expr->traverse(it);
 			}
 		}