Merge experimental/gc branch to the bleeding_edge.

src/arm/deoptimizer-arm.cc

Index: src/arm/deoptimizer-arm.cc
===================================================================
--- src/arm/deoptimizer-arm.cc	(revision 9327)
+++ src/arm/deoptimizer-arm.cc	(working copy)
@@ -134,7 +134,8 @@
 }
 
 
-void Deoptimizer::PatchStackCheckCodeAt(Address pc_after,
+void Deoptimizer::PatchStackCheckCodeAt(Code* unoptimized_code,
+                                        Address pc_after,
                                         Code* check_code,
                                         Code* replacement_code) {
   const int kInstrSize = Assembler::kInstrSize;
@@ -169,6 +170,13 @@
          reinterpret_cast<uint32_t>(check_code->entry()));
   Memory::uint32_at(stack_check_address_pointer) =
       reinterpret_cast<uint32_t>(replacement_code->entry());
+
+  RelocInfo rinfo(pc_after - 2 * kInstrSize,
+                  RelocInfo::CODE_TARGET,
+                  NULL,
+                  unoptimized_code);
+  unoptimized_code->GetHeap()->incremental_marking()->RecordWriteIntoCode(
+      unoptimized_code, &rinfo, replacement_code);
 }
 
 
@@ -193,6 +201,9 @@
          reinterpret_cast<uint32_t>(replacement_code->entry()));
   Memory::uint32_at(stack_check_address_pointer) =
       reinterpret_cast<uint32_t>(check_code->entry());
+
+  check_code->GetHeap()->incremental_marking()->
+      RecordCodeTargetPatch(pc_after - 2 * kInstrSize, check_code);
 }