Rename ParseHelper.cpp/h to ParseContext.cpp/h.

TRAC #24002

Signed-off-by: Shannon Woods
Signed-off-by: Geoff Lang
diff --git a/src/compiler/translator/parseConst.cpp b/src/compiler/translator/parseConst.cpp
index 87000c6..33617e5 100644
--- a/src/compiler/translator/parseConst.cpp
+++ b/src/compiler/translator/parseConst.cpp
@@ -4,7 +4,7 @@
 // found in the LICENSE file.
 //
 
-#include "compiler/translator/ParseHelper.h"
+#include "compiler/translator/ParseContext.h"
 
 //
 // Use this class to carry along data from node to node in