[wasm] Rename wasm::LocalType to wasm::ValueType and kAst* to kWasm*

test/mjsunit/wasm/trap-location.js

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Flags: --expose-wasm
 
 load("test/mjsunit/wasm/wasm-constants.js");
 load("test/mjsunit/wasm/wasm-module-builder.js");
 
 // Collect the Callsite objects instead of just a string:
@@ skipping 12 matching lines @@
 //     unreachable;
 //   } else {
 //     return call_indirect(idx);
 //   }
 // There are four different traps which are triggered by different input values:
 // (0) division by zero; (1) mem oob; (2) unreachable; (3) invalid call target
 // Each of them also has a different location where it traps.
 builder.addFunction("main", kSig_i_i)
   .addBody([
       // offset 1
-        kExprBlock, kAstI32,
+        kExprBlock, kWasmI32,
             kExprGetLocal, 0,
             kExprI32Const, 2,
           kExprI32LtU,
-        kExprIf, kAstStmt,
+        kExprIf, kWasmStmt,
         // offset 9
               kExprI32Const, 0x7e /* -2 */,
               kExprGetLocal, 0,
             kExprI32DivU,
           // offset 15
           kExprI32LoadMem, 0, 0,
           kExprBr, 1,
         kExprEnd,
         // offset 21
             kExprGetLocal, 0,
             kExprI32Const, 2,
           kExprI32Eq,
-        kExprIf, kAstStmt,
+        kExprIf, kWasmStmt,
           kExprUnreachable,
         kExprEnd,
         // offset 30
         kExprGetLocal, 0,
         kExprCallIndirect, sig_index, kTableZero,
       kExprEnd,
   ])
   .exportAs("main");
 builder.appendToTable([0]);
 
 var module = builder.instantiate();
 
 function testWasmTrap(value, reason, position) {
   try {
     module.exports.main(value);
     fail("expected wasm exception");
   } catch (e) {
     assertEquals(kTrapMsgs[reason], e.message, "trap reason");
     assertEquals(3, e.stack.length, "number of frames");
     assertEquals(0, e.stack[0].getLineNumber(), "wasmFunctionIndex");
     assertEquals(position, e.stack[0].getPosition(), "position");
   }
 }
 
 // The actual tests:
 testWasmTrap(0, kTrapDivByZero,      14);
 testWasmTrap(1, kTrapMemOutOfBounds, 15);
 testWasmTrap(2, kTrapUnreachable,    28);
 testWasmTrap(3, kTrapFuncInvalid,    32);