MIPS: Remove unnecessary printf lines from assembler tests.

BUG=

Review URL: https://codereview.chromium.org/888093002

Cr-Commit-Position: refs/heads/master@{#26368}

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);
 }
 

test/cctest/test-assembler-mips64.cc

@@ -66,7 +66,6 @@ TEST(MIPS0) {
   F2 f = FUNCTION_CAST<F2>(code->entry());
   int64_t res =
       reinterpret_cast<int64_t>(CALL_GENERATED_CODE(f, 0xab0, 0xc, 0, 0, 0));
-  ::printf("f() = %ld\n", res);
   CHECK_EQ(0xabcL, res);
 }
 
@@ -103,7 +102,6 @@ TEST(MIPS1) {
   F1 f = FUNCTION_CAST<F1>(code->entry());
   int64_t res =
      reinterpret_cast<int64_t>(CALL_GENERATED_CODE(f, 50, 0, 0, 0, 0));
-  ::printf("f() = %ld\n", res);
   CHECK_EQ(1275L, res);
 }
 
@@ -250,7 +248,6 @@ TEST(MIPS2) {
   F2 f = FUNCTION_CAST<F2>(code->entry());
   int64_t res =
       reinterpret_cast<int64_t>(CALL_GENERATED_CODE(f, 0xab0, 0xc, 0, 0, 0));
-  ::printf("f() = %ld\n", res);
 
   CHECK_EQ(0x31415926L, res);
 }