MIPS: Do not use CodeStub::FindInCache if not necessary.

src/mips64/code-stubs-mips64.cc

Index: src/mips64/code-stubs-mips64.cc
diff --git a/src/mips64/code-stubs-mips64.cc b/src/mips64/code-stubs-mips64.cc
index a98c8bdfa5a9a002cc1d324a7b24465d0896498c..bb81a4f8c6a1957b02a3dc7d9b582580967075ef 100644
--- a/src/mips64/code-stubs-mips64.cc
+++ b/src/mips64/code-stubs-mips64.cc
@@ -1076,20 +1076,10 @@ void RestoreRegistersStateStub::GenerateAheadOfTime(Isolate* isolate) {
 
 
 void CodeStub::GenerateFPStubs(Isolate* isolate) {
+  // Generate if not already in cache.
   SaveFPRegsMode mode = kSaveFPRegs;
-  CEntryStub save_doubles(isolate, 1, mode);
-  StoreBufferOverflowStub stub(isolate, mode);
-  // These stubs might already be in the snapshot, detect that and don't
-  // regenerate, which would lead to code stub initialization state being messed
-  // up.
-  Code* save_doubles_code;
-  if (!save_doubles.FindCodeInCache(&save_doubles_code)) {
-    save_doubles_code = *save_doubles.GetCode();
-  }
-  Code* store_buffer_overflow_code;
-  if (!stub.FindCodeInCache(&store_buffer_overflow_code)) {
-      store_buffer_overflow_code = *stub.GetCode();
-  }
+  CEntryStub(isolate, 1, mode).GetCode();
+  StoreBufferOverflowStub(isolate, mode).GetCode();
   isolate->set_fp_stubs_generated(true);
 }