MIPS: Fix Mac problem with stubs initialization

src/mips/lithium-codegen-mips.cc

Index: src/mips/lithium-codegen-mips.cc
diff --git a/src/mips/lithium-codegen-mips.cc b/src/mips/lithium-codegen-mips.cc
index f4f0b2f7bcf4976d81e89ce9c0634f83f18c5ae5..13dd63ceaf40707bab47c2f6788e84b5e59d8614 100644
--- a/src/mips/lithium-codegen-mips.cc
+++ b/src/mips/lithium-codegen-mips.cc
@@ -67,8 +67,6 @@ bool LCodeGen::GenerateCode() {
   status_ = GENERATING;
   CpuFeatures::Scope scope(FPU);
 
-  CodeStub::GenerateFPStubs();
-
   // Open a frame scope to indicate that there is a frame on the stack.  The
   // NONE indicates that the scope shouldn't actually generate code to set up
   // the frame (that is done in GeneratePrologue).