Customize glslang.y to GLSLANG_ANGLE

glslang.y is specialized to remove what is not supported or won't be
supported by ANGLE.

This change shaves about 125KB off of ANGLE's binary size with minor
improvement to the cost of SetupBuiltinSymbolTable.

Signed-off-by: Shahbaz Youssefi <ShabbyX@gmail.com>

glslang/MachineIndependent/glslang_tab.cpp.h

@@ -1,8 +1,9 @@
-/* A Bison parser, made by GNU Bison 3.0.4.  */
+/* A Bison parser, made by GNU Bison 3.5.1.  */
 
 /* Bison interface for Yacc-like parsers in C
 
-   Copyright (C) 1984, 1989-1990, 2000-2015 Free Software Foundation, Inc.
+   Copyright (C) 1984, 1989-1990, 2000-2015, 2018-2020 Free Software Foundation,
+   Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -30,8 +31,11 @@
    This special exception was added by the Free Software Foundation in
    version 2.2 of Bison.  */
 
-#ifndef YY_YY_GLSLANG_TAB_CPP_H_INCLUDED
-# define YY_YY_GLSLANG_TAB_CPP_H_INCLUDED
+/* Undocumented macros, especially those whose name start with YY_,
+   are private implementation details.  Do not rely on them.  */
+
+#ifndef YY_YY_MACHINEINDEPENDENT_GLSLANG_TAB_CPP_H_INCLUDED
+# define YY_YY_MACHINEINDEPENDENT_GLSLANG_TAB_CPP_H_INCLUDED
 /* Debug traces.  */
 #ifndef YYDEBUG
 # define YYDEBUG 1
@@ -212,26 +216,26 @@ extern int yydebug;
     SAMPLERCUBEARRAYSHADOW = 422,
     ISAMPLERCUBEARRAY = 423,
     USAMPLERCUBEARRAY = 424,
-    SAMPLER1D = 425,
-    SAMPLER1DARRAY = 426,
-    SAMPLER1DARRAYSHADOW = 427,
-    ISAMPLER1D = 428,
-    SAMPLER1DSHADOW = 429,
-    SAMPLER2DRECT = 430,
-    SAMPLER2DRECTSHADOW = 431,
-    ISAMPLER2DRECT = 432,
-    USAMPLER2DRECT = 433,
-    SAMPLERBUFFER = 434,
-    ISAMPLERBUFFER = 435,
-    USAMPLERBUFFER = 436,
-    SAMPLER2DMS = 437,
-    ISAMPLER2DMS = 438,
-    USAMPLER2DMS = 439,
-    SAMPLER2DMSARRAY = 440,
-    ISAMPLER2DMSARRAY = 441,
-    USAMPLER2DMSARRAY = 442,
-    SAMPLEREXTERNALOES = 443,
-    SAMPLEREXTERNAL2DY2YEXT = 444,
+    SAMPLER2DRECT = 425,
+    SAMPLER2DRECTSHADOW = 426,
+    ISAMPLER2DRECT = 427,
+    USAMPLER2DRECT = 428,
+    SAMPLERBUFFER = 429,
+    ISAMPLERBUFFER = 430,
+    USAMPLERBUFFER = 431,
+    SAMPLER2DMS = 432,
+    ISAMPLER2DMS = 433,
+    USAMPLER2DMS = 434,
+    SAMPLER2DMSARRAY = 435,
+    ISAMPLER2DMSARRAY = 436,
+    USAMPLER2DMSARRAY = 437,
+    SAMPLEREXTERNALOES = 438,
+    SAMPLEREXTERNAL2DY2YEXT = 439,
+    SAMPLER1D = 440,
+    SAMPLER1DARRAY = 441,
+    SAMPLER1DARRAYSHADOW = 442,
+    ISAMPLER1D = 443,
+    SAMPLER1DSHADOW = 444,
     ISAMPLER1DARRAY = 445,
     USAMPLER1D = 446,
     USAMPLER1DARRAY = 447,
@@ -441,36 +445,35 @@ extern int yydebug;
     HITATTREXT = 651,
     CALLDATAEXT = 652,
     CALLDATAINEXT = 653,
-    PATCH = 654,
-    SAMPLE = 655,
-    NONUNIFORM = 656,
-    COHERENT = 657,
-    VOLATILE = 658,
-    RESTRICT = 659,
-    READONLY = 660,
-    WRITEONLY = 661,
-    DEVICECOHERENT = 662,
-    QUEUEFAMILYCOHERENT = 663,
-    WORKGROUPCOHERENT = 664,
-    SUBGROUPCOHERENT = 665,
-    NONPRIVATE = 666,
-    SHADERCALLCOHERENT = 667,
-    NOPERSPECTIVE = 668,
-    EXPLICITINTERPAMD = 669,
-    PERVERTEXNV = 670,
-    PERPRIMITIVENV = 671,
-    PERVIEWNV = 672,
-    PERTASKNV = 673,
+    NONUNIFORM = 654,
+    DEVICECOHERENT = 655,
+    QUEUEFAMILYCOHERENT = 656,
+    WORKGROUPCOHERENT = 657,
+    SUBGROUPCOHERENT = 658,
+    NONPRIVATE = 659,
+    SHADERCALLCOHERENT = 660,
+    EXPLICITINTERPAMD = 661,
+    PERVERTEXNV = 662,
+    PERPRIMITIVENV = 663,
+    PERVIEWNV = 664,
+    PERTASKNV = 665,
+    PATCH = 666,
+    SAMPLE = 667,
+    COHERENT = 668,
+    VOLATILE = 669,
+    RESTRICT = 670,
+    READONLY = 671,
+    WRITEONLY = 672,
+    NOPERSPECTIVE = 673,
     PRECISE = 674
   };
 #endif
 
 /* Value type.  */
 #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
-
 union YYSTYPE
 {
-#line 97 "glslang.y" /* yacc.c:1909  */
+#line 103 "MachineIndependent/glslang.y"
 
     struct {
         glslang::TSourceLoc loc;
@@ -506,9 +509,9 @@ union YYSTYPE
         glslang::TArraySizes* typeParameters;
     } interm;
 
-#line 510 "glslang_tab.cpp.h" /* yacc.c:1909  */
-};
+#line 513 "MachineIndependent/glslang_tab.cpp.h"
 
+};
 typedef union YYSTYPE YYSTYPE;
 # define YYSTYPE_IS_TRIVIAL 1
 # define YYSTYPE_IS_DECLARED 1
@@ -518,4 +521,4 @@ typedef union YYSTYPE YYSTYPE;
 
 int yyparse (glslang::TParseContext* pParseContext);
 
-#endif /* !YY_YY_GLSLANG_TAB_CPP_H_INCLUDED  */
+#endif /* !YY_YY_MACHINEINDEPENDENT_GLSLANG_TAB_CPP_H_INCLUDED  */