Add PPAPI style enums to V2 IDL parser

tools/idl_parser/test_parser/enum_ppapi.idl

Index: tools/idl_parser/test_parser/enum_ppapi.idl
diff --git a/tools/idl_parser/test_parser/enum_web.idl b/tools/idl_parser/test_parser/enum_ppapi.idl
similarity index 77%
copy from tools/idl_parser/test_parser/enum_web.idl
copy to tools/idl_parser/test_parser/enum_ppapi.idl
index 233410c5d5dc8bcc6286db23f7c3d35c2a0d8b85..394e680604f62b28027ed7955bf2bfba76100365 100644
--- a/tools/idl_parser/test_parser/enum_web.idl
+++ b/tools/idl_parser/test_parser/enum_ppapi.idl
@@ -37,19 +37,19 @@ symatics should exist.  This is an exact match.
 */
 enum MealType1 {
   /* BUILD EnumItem (rice) */
-  "rice",
+  rice,
   /* BUILD EnumItem (noodles) */
-  "noodles",
+  noodles,
   /* BUILD EnumItem(other) */
-  "other"
+  other
 };
 
 /* BUILD Error(Enum missing name.) */
 /* ERROR Enum missing name. */
 enum {
-  "rice",
-  "noodles",
-  "other"
+  rice,
+  noodles,
+  other,
 };
 
 /* TREE
@@ -60,60 +60,60 @@ enum {
 */
 enum MealType2 {
   /* BUILD EnumItem(rice) */
-  "rice",
+  rice,
   /* BUILD EnumItem(noodles) */
-  "noodles",
+  noodles = 1,
   /* BUILD EnumItem(other) */
-  "other"
+  other
 };
 
-/* BUILD Error(Unexpected string "noodles" after string "rice".) */
-/* ERROR Unexpected string "noodles" after string "rice". */
+/* BUILD Error(Unexpected identifier "noodles" after identifier "rice".) */
+/* ERROR Unexpected identifier "noodles" after identifier "rice". */
 enum MissingComma {
-  "rice"
-  "noodles",
-  "other"
+  rice
+  noodles,
+  other
 };
 
 /* BUILD Error(Trailing comma in block.) */
 /* ERROR Trailing comma in block. */
 enum TrailingComma {
-  "rice",
-  "noodles",
-  "other",
+  rice,
+  noodles,
+  other,
 };
 
 /* BUILD Error(Unexpected "," after ",".) */
 /* ERROR Unexpected "," after ",". */
 enum ExtraComma {
-  "rice",
-  "noodles",
-  ,"other",
+  rice,
+  noodles,
+  ,other,
 };
 
 /* BUILD Error(Unexpected keyword "interface" after "{".) */
 /* ERROR Unexpected keyword "interface" after "{". */
 enum ExtraComma {
   interface,
-  "noodles",
-  ,"other",
+  noodles,
+  ,other,
 };
 
-/* BUILD Error(Unexpected identifier "somename" after "{".) */
-/* ERROR Unexpected identifier "somename" after "{". */
+/* BUILD Error(Unexpected string "somename" after "{".) */
+/* ERROR Unexpected string "somename" after "{". */
 enum ExtraComma {
-  somename,
-  "noodles",
-  ,"other",
+  "somename",
+  noodles,
+  other,
 };
 
 /* BUILD Enum(MealType3) */
 enum MealType3 {
   /* BUILD EnumItem(rice) */
-  "rice",
+  rice = 1 << 1,
   /* BUILD EnumItem(noodles) */
-  "noodles",
+  noodles = 0x1 << 0x2,
   /* BUILD EnumItem(other) */
-  "other"
+  other = 012 << 777
 };