[wasm] GrowMemory should use maximum size declared in WebAssembly.Memory

test/mjsunit/wasm/import-memory.js

Index: test/mjsunit/wasm/import-memory.js
diff --git a/test/mjsunit/wasm/import-memory.js b/test/mjsunit/wasm/import-memory.js
index 30c1acc25a914e1074922bf760b11c300c197326..1e842aa2c0d8b3415ca031caaa376a6145f16199 100644
--- a/test/mjsunit/wasm/import-memory.js
+++ b/test/mjsunit/wasm/import-memory.js
@@ -80,3 +80,32 @@ load("test/mjsunit/wasm/wasm-module-builder.js");
     }
   }
 })();
+
+(function TestGrowMemMaxDesc() {
+  print("Maximum descriptor");
+  let memory = new WebAssembly.Memory({initial: 1, maximum: 5});
+  assertEquals(kPageSize, memory.buffer.byteLength);
+  let i32 = new Int32Array(memory.buffer);
+  let builder = new WasmModuleBuilder();
+  builder.addImportedMemory("mine");
+  builder.addFunction("main", kSig_i_v)
+    .addBody([
+      kExprI32Const, 0,
+      kExprI32LoadMem, 0, 0])
+    .exportAs("main");
+
+  let main = builder.instantiate({mine: memory}).exports.main;
+  assertEquals(0, main());
+  i32[0] = 993377;
+  assertEquals(993377, main());
+
+  for (var i = 1; i < 4; i++) {
+    assertEquals(i, memory.grow(1));
+    assertEquals(993377, main());
+  }
+  try {
+    memory.grow(1);
+  } catch (e) {
+    assertEquals("object", typeof e);
+  }
+})();