V8. ASM-2-WASM. Fixes import handling logic.

test/cctest/asmjs/test-asm-typer.cc

Index: test/cctest/asmjs/test-asm-typer.cc
diff --git a/test/cctest/asmjs/test-asm-typer.cc b/test/cctest/asmjs/test-asm-typer.cc
index 2be20f189bf70b756c4d3a914470b13bd0f9a72a..7957833cec5226d186ed18727f65aa4580a9616d 100644
--- a/test/cctest/asmjs/test-asm-typer.cc
+++ b/test/cctest/asmjs/test-asm-typer.cc
@@ -561,6 +561,7 @@ TEST(ErrorsInGlobalVariableDefinition) {
       {"var a = 0; var a = 0;", "Redefined global variable"},
       {"var a = 0, b = 0; var a = 0;", "Redefined global variable"},
       {"var a = 0, b = 0; var b = 0, a = 0.0;", "Redefined global variable"},
+      {"var a = stdlib.Int8Array", "Heap view types can not be aliased"},
   };
 
   for (size_t ii = 0; ii < arraysize(kTests); ++ii) {