Revert "Optimizing: Tag basic block allocations with their source."

Reverting so that we can have more discussion about the STL API.

This reverts commit 91e11c0c840193c6822e66846020b6647de243d5.

Change-Id: I187fe52f2c16b6e7c5c9d49c42921eb6c7063dba
diff --git a/compiler/dex/global_value_numbering_test.cc b/compiler/dex/global_value_numbering_test.cc
index f2c2e22..c8aa990 100644
--- a/compiler/dex/global_value_numbering_test.cc
+++ b/compiler/dex/global_value_numbering_test.cc
@@ -202,7 +202,7 @@
         for (size_t j = 0u; j != def->num_successors; ++j) {
           SuccessorBlockInfo* successor_block_info =
               static_cast<SuccessorBlockInfo*>(cu_.arena.Alloc(sizeof(SuccessorBlockInfo),
-                                                               kArenaAllocSuccessors));
+                                                               kArenaAllocSuccessor));
           successor_block_info->block = j;
           successor_block_info->key = 0u;  // Not used by class init check elimination.
           bb->successor_blocks.push_back(successor_block_info);
@@ -474,7 +474,7 @@
   BasicBlock* check_bb = cu_.mir_graph->GetBasicBlock(3u);
   check_bb->successor_block_list_type = kCatch;
   SuccessorBlockInfo* successor_block_info = reinterpret_cast<SuccessorBlockInfo*>
-      (cu_.arena.Alloc(sizeof(SuccessorBlockInfo), kArenaAllocSuccessors));
+      (cu_.arena.Alloc(sizeof(SuccessorBlockInfo), kArenaAllocSuccessor));
   successor_block_info->block = catch_handler->id;
   check_bb->successor_blocks.push_back(successor_block_info);
 }
@@ -2284,7 +2284,7 @@
   BasicBlock* check_bb = cu_.mir_graph->GetBasicBlock(3u);
   check_bb->successor_block_list_type = kCatch;
   SuccessorBlockInfo* successor_block_info = reinterpret_cast<SuccessorBlockInfo*>
-      (cu_.arena.Alloc(sizeof(SuccessorBlockInfo), kArenaAllocSuccessors));
+      (cu_.arena.Alloc(sizeof(SuccessorBlockInfo), kArenaAllocSuccessor));
   successor_block_info->block = catch_handler->id;
   check_bb->successor_blocks.push_back(successor_block_info);
   BasicBlock* merge_block = cu_.mir_graph->GetBasicBlock(4u);