Revert "Upgrade to 5.0.71.48"

This reverts commit 8389745919cae02139ddc085a63c00d024269cf2.

Change-Id: Ic5c75c8b3ddaf795972372fbc863a514862953c1
diff --git a/test/unittests/compiler/move-optimizer-unittest.cc b/test/unittests/compiler/move-optimizer-unittest.cc
index 5ccd0c6..413c58b 100644
--- a/test/unittests/compiler/move-optimizer-unittest.cc
+++ b/test/unittests/compiler/move-optimizer-unittest.cc
@@ -3,7 +3,6 @@
 // found in the LICENSE file.
 
 #include "src/compiler/move-optimizer.h"
-#include "src/compiler/pipeline.h"
 #include "test/unittests/compiler/instruction-sequence-unittest.h"
 
 namespace v8 {
@@ -228,8 +227,8 @@
       ctant_def->GetParallelMove(Instruction::GapPosition::END);
   ParallelMove* last_start =
       last->GetParallelMove(Instruction::GapPosition::START);
-  CHECK(inst1_start == nullptr || NonRedundantSize(inst1_start) == 0);
-  CHECK(inst1_end == nullptr || NonRedundantSize(inst1_end) == 0);
+  CHECK(inst1_start == nullptr || inst1_start->size() == 0);
+  CHECK(inst1_end == nullptr || inst1_end->size() == 0);
   CHECK(last_start->size() == 2);
   int redundants = 0;
   int assignment = 0;
@@ -247,98 +246,6 @@
 }
 
 
-TEST_F(MoveOptimizerTest, SubsetMovesMerge) {
-  StartBlock();
-  EndBlock(Branch(Imm(), 1, 2));
-
-  StartBlock();
-  EndBlock(Jump(2));
-  Instruction* last_move_b1 = LastInstruction();
-  AddMove(last_move_b1, Reg(0), Reg(1));
-  AddMove(last_move_b1, Reg(2), Reg(3));
-
-  StartBlock();
-  EndBlock(Jump(1));
-  Instruction* last_move_b2 = LastInstruction();
-  AddMove(last_move_b2, Reg(0), Reg(1));
-  AddMove(last_move_b2, Reg(4), Reg(5));
-
-  StartBlock();
-  EndBlock(Last());
-
-  Instruction* last = LastInstruction();
-
-  Optimize();
-
-  ParallelMove* last_move = last->parallel_moves()[0];
-  CHECK_EQ(1, NonRedundantSize(last_move));
-  CHECK(Contains(last_move, Reg(0), Reg(1)));
-
-  ParallelMove* b1_move = last_move_b1->parallel_moves()[0];
-  CHECK_EQ(1, NonRedundantSize(b1_move));
-  CHECK(Contains(b1_move, Reg(2), Reg(3)));
-
-  ParallelMove* b2_move = last_move_b2->parallel_moves()[0];
-  CHECK_EQ(1, NonRedundantSize(b2_move));
-  CHECK(Contains(b2_move, Reg(4), Reg(5)));
-}
-
-
-TEST_F(MoveOptimizerTest, GapConflictSubsetMovesDoNotMerge) {
-  StartBlock();
-  EndBlock(Branch(Imm(), 1, 2));
-
-  StartBlock();
-  EndBlock(Jump(2));
-  Instruction* last_move_b1 = LastInstruction();
-  AddMove(last_move_b1, Reg(0), Reg(1));
-  AddMove(last_move_b1, Reg(2), Reg(0));
-  AddMove(last_move_b1, Reg(4), Reg(5));
-
-  StartBlock();
-  EndBlock(Jump(1));
-  Instruction* last_move_b2 = LastInstruction();
-  AddMove(last_move_b2, Reg(0), Reg(1));
-  AddMove(last_move_b2, Reg(4), Reg(5));
-
-  StartBlock();
-  EndBlock(Last());
-
-  Instruction* last = LastInstruction();
-
-  Optimize();
-
-  ParallelMove* last_move = last->parallel_moves()[0];
-  CHECK_EQ(1, NonRedundantSize(last_move));
-  CHECK(Contains(last_move, Reg(4), Reg(5)));
-
-  ParallelMove* b1_move = last_move_b1->parallel_moves()[0];
-  CHECK_EQ(2, NonRedundantSize(b1_move));
-  CHECK(Contains(b1_move, Reg(0), Reg(1)));
-  CHECK(Contains(b1_move, Reg(2), Reg(0)));
-
-  ParallelMove* b2_move = last_move_b2->parallel_moves()[0];
-  CHECK_EQ(1, NonRedundantSize(b2_move));
-  CHECK(Contains(b1_move, Reg(0), Reg(1)));
-}
-
-TEST_F(MoveOptimizerTest, ClobberedDestinationsAreEliminated) {
-  StartBlock();
-  EmitNop();
-  Instruction* first_instr = LastInstruction();
-  AddMove(first_instr, Reg(0), Reg(1));
-  EmitOI(Reg(1), 0, nullptr);
-  Instruction* last_instr = LastInstruction();
-  EndBlock();
-  Optimize();
-
-  ParallelMove* first_move = first_instr->parallel_moves()[0];
-  CHECK_EQ(0, NonRedundantSize(first_move));
-
-  ParallelMove* last_move = last_instr->parallel_moves()[0];
-  CHECK_EQ(0, NonRedundantSize(last_move));
-}
-
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8