Implement inlining of constructor calls.

src/mips/lithium-mips.cc

Index: src/mips/lithium-mips.cc
diff --git a/src/mips/lithium-mips.cc b/src/mips/lithium-mips.cc
index fb4e6153471d65f198123567babf5c90889d16c6..58f8ce618cd45b69329d45cbfdcc1fd1c11d485f 100644
--- a/src/mips/lithium-mips.cc
+++ b/src/mips/lithium-mips.cc
@@ -2098,6 +2098,12 @@ LInstruction* LChunkBuilder::DoStringLength(HStringLength* instr) {
 }
 
 
+LInstruction* LChunkBuilder::DoAllocateObject(HAllocateObject* instr) {
+  LAllocateObject* result = new LAllocateObject();
+  return AssignPointerMap(DefineAsRegister(result));
+}
+
+
 LInstruction* LChunkBuilder::DoArrayLiteral(HArrayLiteral* instr) {
   return MarkAsCall(DefineFixed(new LArrayLiteral, v0), instr);
 }