Separate module min memory pages counter for asm.js/WASM.

src/wasm/wasm-module.cc

Index: src/wasm/wasm-module.cc
diff --git a/src/wasm/wasm-module.cc b/src/wasm/wasm-module.cc
index 6436d1a52c76d67e72bd04f10ee30d2daae5a7bd..eaf0381dedbeb3a32df53b024ea82e3fbd66e43c 100644
--- a/src/wasm/wasm-module.cc
+++ b/src/wasm/wasm-module.cc
@@ -1315,7 +1315,9 @@ class InstantiationHelper {
     MaybeHandle<JSArrayBuffer> old_memory;
 
     uint32_t min_mem_pages = module_->min_mem_pages;
-    isolate_->counters()->wasm_min_mem_pages_count()->AddSample(min_mem_pages);
+    (module_->is_wasm() ? isolate_->counters()->wasm_wasm_min_mem_pages_count()
+                        : isolate_->counters()->wasm_asm_min_mem_pages_count())
+        ->AddSample(min_mem_pages);
 
     if (!memory_.is_null()) {
       // Set externally passed ArrayBuffer non neuterable.