[turbofan] Cleanup register allocator a little after split.

src/compiler/pipeline.cc

Index: src/compiler/pipeline.cc
diff --git a/src/compiler/pipeline.cc b/src/compiler/pipeline.cc
index ef1c83fcb81d3fcd5f7a587990ce315d009a3ce4..e8eaa216034d31c9f1fe770a3c545613053c152d 100644
--- a/src/compiler/pipeline.cc
+++ b/src/compiler/pipeline.cc
@@ -747,7 +747,7 @@ struct AllocateGeneralRegistersPhase {
 
   void Run(PipelineData* data, Zone* temp_zone) {
     LinearScanAllocator allocator(data->register_allocation_data(),
-                                  GENERAL_REGISTERS);
+                                  GENERAL_REGISTERS, temp_zone);
     allocator.AllocateRegisters();
   }
 };
@@ -758,7 +758,7 @@ struct AllocateDoubleRegistersPhase {
 
   void Run(PipelineData* data, Zone* temp_zone) {
     LinearScanAllocator allocator(data->register_allocation_data(),
-                                  DOUBLE_REGISTERS);
+                                  DOUBLE_REGISTERS, temp_zone);
     allocator.AllocateRegisters();
   }
 };
@@ -809,7 +809,7 @@ struct ResolveControlFlowPhase {
 
   void Run(PipelineData* data, Zone* temp_zone) {
     LiveRangeConnector connector(data->register_allocation_data());
-    connector.ResolveControlFlow();
+    connector.ResolveControlFlow(temp_zone);
   }
 };