[mips] Fix build error after switch to CodeBuilder.

Fix several small compile problems which causes by
https://crrev.com/c/1585737.

Change-Id: I78a07d597db9d81d4a99aac08e257f380be8f7e6
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1589202Reviewed-by: Dan Elphick <delphick@chromium.org>
Commit-Queue: Yu Yin <xwafish@gmail.com>
Cr-Commit-Position: refs/heads/master@{#61120}

test/cctest/test-assembler-mips.cc

@@ -791,7 +791,8 @@ TEST(MIPS9) {
 
   CodeDesc desc;
   assm.GetCode(isolate, &desc);
-  Factory::CodeBuilder(isolate, desc, Code::STUB).Build();
+  Handle<Code> code = Factory::CodeBuilder(isolate, desc, Code::STUB).Build();
+  USE(code);
 }
 
 

test/cctest/test-assembler-mips64.cc

@@ -788,7 +788,8 @@ TEST(MIPS9) {
 
   CodeDesc desc;
   assm.GetCode(isolate, &desc);
-  Factory::CodeBuilder(isolate, desc, Code::STUB).Build();
+  Handle<Code> code = Factory::CodeBuilder(isolate, desc, Code::STUB).Build();
+  USE(code);
 }
 
 

test/cctest/test-macro-assembler-mips.cc

@@ -1105,7 +1105,8 @@ static GeneratedCode<F4> GenerateMacroFloat32MinMax(MacroAssembler* masm) {
 
   CodeDesc desc;
   masm->GetCode(masm->isolate(), &desc);
-  Handle<Code> code = Factory::CodeBuilder(isolate, desc, Code::STUB).Build();
+  Handle<Code> code =
+      Factory::CodeBuilder(masm->isolate(), desc, Code::STUB).Build();
 #ifdef DEBUG
   StdoutStream os;
   code->Print(os);

test/cctest/test-macro-assembler-mips64.cc

@@ -1598,8 +1598,8 @@ static GeneratedCode<F4> GenerateMacroFloat64MinMax(MacroAssembler* masm) {
 
   CodeDesc desc;
   masm->GetCode(masm->isolate(), &desc);
-  Handle<Code> code = Factory::CodeBuilder(masm->isolate(), desc, Code::STUB);
-  .Build();
+  Handle<Code> code =
+      Factory::CodeBuilder(masm->isolate(), desc, Code::STUB).Build();
 #ifdef DEBUG
   StdoutStream os;
   code->Print(os);