[turbofan] Disable general purpose inlining with asm.js code.

src/compiler/js-inlining-heuristic.cc

Index: src/compiler/js-inlining-heuristic.cc
diff --git a/src/compiler/js-inlining-heuristic.cc b/src/compiler/js-inlining-heuristic.cc
index 68fded170090d8343e2fddd5f22b65eec1734502..f0968218763deb420acf840b59534df801d8be4d 100644
--- a/src/compiler/js-inlining-heuristic.cc
+++ b/src/compiler/js-inlining-heuristic.cc
@@ -4,6 +4,7 @@
 
 #include "src/compiler/js-inlining-heuristic.h"
 
+#include "src/compiler.h"
 #include "src/compiler/dead-code-elimination.h"  // TODO(mstarzinger): Remove!
 #include "src/compiler/node-matchers.h"
 #include "src/objects-inl.h"
@@ -54,6 +55,10 @@ Reduction JSInliningHeuristic::Reduce(Node* node) {
     return NoChange();
   }
 
+  // Avoid inlining within or across the boundary of asm.js code.
+  if (info_->shared_info()->asm_function()) return NoChange();
+  if (function->shared()->asm_function()) return NoChange();
+
   // Gather feedback on how often this call site has been hit before.
   CallFunctionParameters p = CallFunctionParametersOf(node->op());
   int calls = -1;  // Same default as CallICNexus::ExtractCallCount.