[wasm] Move the CallDescriptor creation methods out of ModuleEnv into the compiler.

test/unittests/compiler/int64-lowering-unittest.cc

 // Copyright 2016 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/int64-lowering.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/linkage.h"
 #include "src/compiler/machine-operator.h"
 #include "src/compiler/node.h"
+#include "src/compiler/wasm-compiler.h"
 
 #include "src/compiler/node-properties.h"
 
 #include "src/objects-inl.h"
 #include "src/signature.h"
 
 #include "src/wasm/wasm-module.h"
 
 #include "test/unittests/compiler/graph-unittest.h"
 #include "test/unittests/compiler/node-test-utils.h"
@@ skipping 304 matching lines @@
   EXPECT_THAT(start()->op()->ValueOutputCount(), start_parameter + 2);
 }
 
 TEST_F(Int64LoweringTest, CallI64Return) {
   int32_t function = 0x9999;
 
   Signature<MachineRepresentation>::Builder sig_builder(zone(), 1, 0);
   sig_builder.AddReturn(MachineRepresentation::kWord64);
 
   compiler::CallDescriptor* desc =
-      wasm::ModuleEnv::GetWasmCallDescriptor(zone(), sig_builder.Build());
+      compiler::GetWasmCallDescriptor(zone(), sig_builder.Build());
 
   LowerGraph(graph()->NewNode(common()->Call(desc), Int32Constant(function),
                               start(), start()),
              MachineRepresentation::kWord64);
 
   Capture<Node*> call;
   Matcher<Node*> call_matcher =
       IsCall(testing::_, IsInt32Constant(function), start(), start());
 
   EXPECT_THAT(graph()->end()->InputAt(1),
               IsReturn2(IsProjection(0, AllOf(CaptureEq(&call), call_matcher)),
                         IsProjection(1, AllOf(CaptureEq(&call), call_matcher)),
                         start(), start()));
 
   CompareCallDescriptors(
       OpParameter<const CallDescriptor*>(
           graph()->end()->InputAt(1)->InputAt(1)->InputAt(0)),
-      wasm::ModuleEnv::GetI32WasmCallDescriptor(zone(), desc));
+      compiler::GetI32WasmCallDescriptor(zone(), desc));
 }
 
 TEST_F(Int64LoweringTest, CallI64Parameter) {
   int32_t function = 0x9999;
 
   Signature<MachineRepresentation>::Builder sig_builder(zone(), 1, 3);
   sig_builder.AddReturn(MachineRepresentation::kWord32);
   sig_builder.AddParam(MachineRepresentation::kWord64);
   sig_builder.AddParam(MachineRepresentation::kWord32);
   sig_builder.AddParam(MachineRepresentation::kWord64);
 
   compiler::CallDescriptor* desc =
-      wasm::ModuleEnv::GetWasmCallDescriptor(zone(), sig_builder.Build());
+      compiler::GetWasmCallDescriptor(zone(), sig_builder.Build());
 
   LowerGraph(graph()->NewNode(common()->Call(desc), Int32Constant(function),
                               Int64Constant(value(0)),
                               Int32Constant(low_word_value(1)),
                               Int64Constant(value(2)), start(), start()),
              MachineRepresentation::kWord32);
 
   EXPECT_THAT(
       graph()->end()->InputAt(1),
       IsReturn(IsCall(testing::_, IsInt32Constant(function),
                       IsInt32Constant(low_word_value(0)),
                       IsInt32Constant(high_word_value(0)),
                       IsInt32Constant(low_word_value(1)),
                       IsInt32Constant(low_word_value(2)),
                       IsInt32Constant(high_word_value(2)), start(), start()),
                start(), start()));
 
-  CompareCallDescriptors(
-      OpParameter<const CallDescriptor*>(
-          graph()->end()->InputAt(1)->InputAt(1)),
-      wasm::ModuleEnv::GetI32WasmCallDescriptor(zone(), desc));
+  CompareCallDescriptors(OpParameter<const CallDescriptor*>(
+                             graph()->end()->InputAt(1)->InputAt(1)),
+                         compiler::GetI32WasmCallDescriptor(zone(), desc));
 }
 
 TEST_F(Int64LoweringTest, Int64Add) {
   LowerGraph(graph()->NewNode(machine()->Int64Add(), Int64Constant(value(0)),
                               Int64Constant(value(1))),
              MachineRepresentation::kWord64);
 
   Capture<Node*> add;
   Matcher<Node*> add_matcher = IsInt32PairAdd(
       IsInt32Constant(low_word_value(0)), IsInt32Constant(high_word_value(0)),
@@ skipping 526 matching lines @@
                            graph()->NewNode(common()->Branch(), compare,
                                             graph()->start()))));
 
   NodeProperties::ReplaceValueInput(compare, load, 0);
 
   LowerGraph(load, MachineRepresentation::kWord64);
 }
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8