[turbofan] Merge compiler unit tests into src.

src/compiler/machine-operator-unittest.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "src/compiler/compiler-unittests.h"
 #include "src/compiler/machine-operator.h"
 #include "src/compiler/operator-properties-inl.h"
-#include "test/compiler-unittests/compiler-unittests.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 using testing::IsNull;
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 class MachineOperatorCommonTest : public CompilerTestWithParam<MachineType> {
  public:
@@ skipping 58 matching lines @@
   EXPECT_EQ(1, OperatorProperties::GetValueOutputCount(op));
 }
 
 
 INSTANTIATE_TEST_CASE_P(MachineOperatorTest, MachineOperatorCommonTest,
                         ::testing::Values(kRepWord32, kRepWord64));
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8