[Interpreter] Enable runtime profiler support for Ignition.

src/interpreter/interpreter-assembler.h

Index: src/interpreter/interpreter-assembler.h
diff --git a/src/interpreter/interpreter-assembler.h b/src/interpreter/interpreter-assembler.h
index 4783fef2c7cea76dd71459223b963ef4a2eb928e..4c932c1912a5a7eacf0a8b87ce492a556e429354 100644
--- a/src/interpreter/interpreter-assembler.h
+++ b/src/interpreter/interpreter-assembler.h
@@ -155,6 +155,10 @@ class InterpreterAssembler : public compiler::CodeStubAssembler {
   // Traces the current bytecode by calling |function_id|.
   void TraceBytecode(Runtime::FunctionId function_id);
 
+  // Updates the profiling counter by |weight| and calls InteruptCheck if

[Jakob Kummerow, 2016/02/17 17:45:36]

nit: s/Interupt/Interrupt/

[rmcilroy, 2016/02/18 16:05:56]

Done.

+  // counter reaches zero.
+  void UpdateProfilingCount(compiler::Node* weight);
+
   // Returns the offset of register |index| relative to RegisterFilePointer().
   compiler::Node* RegisterFrameOffset(compiler::Node* index);