MIPS: Remove unnecessary printf lines from assembler tests.

test/cctest/test-assembler-mips.cc

Index: test/cctest/test-assembler-mips.cc
diff --git a/test/cctest/test-assembler-mips.cc b/test/cctest/test-assembler-mips.cc
index 4809387c0511b2c026b8742346791713c5f4ea2f..3d69cd217dc8746e467c5d21ef01e38da365ce18 100644
--- a/test/cctest/test-assembler-mips.cc
+++ b/test/cctest/test-assembler-mips.cc
@@ -65,7 +65,6 @@ TEST(MIPS0) {
       desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
   F2 f = FUNCTION_CAST<F2>(code->entry());
   int res = reinterpret_cast<int>(CALL_GENERATED_CODE(f, 0xab0, 0xc, 0, 0, 0));
-  ::printf("f() = %d\n", res);
   CHECK_EQ(static_cast<int32_t>(0xabc), res);
 }
 
@@ -101,7 +100,6 @@ TEST(MIPS1) {
       desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
   F1 f = FUNCTION_CAST<F1>(code->entry());
   int res = reinterpret_cast<int>(CALL_GENERATED_CODE(f, 50, 0, 0, 0, 0));
-  ::printf("f() = %d\n", res);
   CHECK_EQ(1275, res);
 }
 
@@ -239,7 +237,6 @@ TEST(MIPS2) {
       desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
   F2 f = FUNCTION_CAST<F2>(code->entry());
   int res = reinterpret_cast<int>(CALL_GENERATED_CODE(f, 0xab0, 0xc, 0, 0, 0));
-  ::printf("f() = %d\n", res);
   CHECK_EQ(static_cast<int32_t>(0x31415926), res);
 }