[runtime] Rename FieldTypeGroup to FieldOwnerGroup.

test/cctest/test-field-type-tracking.cc

 // Copyright 2015 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 <stdlib.h>
 #include <utility>
 
 #include "test/cctest/test-api.h"
 
 #include "src/v8.h"
@@ skipping 589 matching lines @@
     CHECK(map->is_deprecated());
     CHECK(expectations.Check(*detach_point_map,
                              detach_point_map->NumberOfOwnDescriptors()));
   }
 
   // Create new maps by generalizing representation of propX field.
   Handle<Map> field_owner(map->FindFieldOwner(property_index), isolate);
   CompilationDependencies dependencies(isolate, &zone);
   CHECK(!dependencies.HasAborted());
 
-  dependencies.AssumeFieldType(field_owner);
+  dependencies.AssumeFieldOwner(field_owner);
 
   Handle<Map> new_map =
       Map::ReconfigureProperty(map, property_index, kData, NONE,
                                to_representation, to_type, FORCE_FIELD);
 
   expectations.SetDataField(property_index, expected_representation,
                             expected_type);
 
   CHECK(!new_map->is_deprecated());
   CHECK(expectations.Check(*new_map));
@@ skipping 357 matching lines @@
     map2 = expectations2.AddDataField(map2, NONE, to_representation, to_type);
   }
   CHECK(!map2->is_deprecated());
   CHECK(map2->is_stable());
   CHECK(expectations2.Check(*map2));
 
   Zone zone(isolate->allocator());
   Handle<Map> field_owner(map->FindFieldOwner(kSplitProp), isolate);
   CompilationDependencies dependencies(isolate, &zone);
   CHECK(!dependencies.HasAborted());
-  dependencies.AssumeFieldType(field_owner);
+  dependencies.AssumeFieldOwner(field_owner);
 
   // Reconfigure attributes of property |kSplitProp| of |map2| to NONE, which
   // should generalize representations in |map1|.
   Handle<Map> new_map =
       Map::ReconfigureExistingProperty(map2, kSplitProp, kData, NONE);
 
   // |map2| should be left unchanged but marked unstable.
   CHECK(!map2->is_stable());
   CHECK(!map2->is_deprecated());
   CHECK_NE(*map2, *new_map);
@@ skipping 64 matching lines @@
     map2 = expectations2.AddDataField(map2, NONE, to_representation, to_type);
   }
   CHECK(!map2->is_deprecated());
   CHECK(map2->is_stable());
   CHECK(expectations2.Check(*map2));
 
   Zone zone(isolate->allocator());
   Handle<Map> field_owner(map->FindFieldOwner(kSplitProp), isolate);
   CompilationDependencies dependencies(isolate, &zone);
   CHECK(!dependencies.HasAborted());
-  dependencies.AssumeFieldType(field_owner);
+  dependencies.AssumeFieldOwner(field_owner);
 
   // Reconfigure attributes of property |kSplitProp| of |map2| to NONE, which
   // should generalize representations in |map1|.
   Handle<Map> new_map =
       Map::ReconfigureExistingProperty(map2, kSplitProp, kData, NONE);
 
   // |map2| should be left unchanged but marked unstable.
   CHECK(!map2->is_stable());
   CHECK(!map2->is_deprecated());
   CHECK_NE(*map2, *new_map);
@@ skipping 510 matching lines @@
     }
   }
   CHECK(!map2->is_deprecated());
   CHECK(map2->is_stable());
   CHECK(expectations2.Check(*map2));
 
   Zone zone(isolate->allocator());
   Handle<Map> field_owner(map->FindFieldOwner(kDiffProp), isolate);
   CompilationDependencies dependencies(isolate, &zone);
   CHECK(!dependencies.HasAborted());
-  dependencies.AssumeFieldType(field_owner);
+  dependencies.AssumeFieldOwner(field_owner);
 
   // Reconfigure elements kinds of |map2|, which should generalize
   // representations in |map|.
   Handle<Map> new_map = Map::ReconfigureElementsKind(map2, FAST_ELEMENTS);
 
   // |map2| should be left unchanged but marked unstable.
   CHECK(!map2->is_stable());
   CHECK(!map2->is_deprecated());
   CHECK_NE(*map2, *new_map);
   CHECK(expectations2.Check(*map2));
@@ skipping 72 matching lines @@
     }
   }
   CHECK(!map2->is_deprecated());
   CHECK(map2->is_stable());
   CHECK(expectations2.Check(*map2));
 
   Zone zone(isolate->allocator());
   Handle<Map> field_owner(map->FindFieldOwner(kDiffProp), isolate);
   CompilationDependencies dependencies(isolate, &zone);
   CHECK(!dependencies.HasAborted());
-  dependencies.AssumeFieldType(field_owner);
+  dependencies.AssumeFieldOwner(field_owner);
 
   // Reconfigure elements kinds of |map2|, which should generalize
   // representations in |map|.
   Handle<Map> new_map = Map::ReconfigureElementsKind(map2, FAST_ELEMENTS);
 
   // |map2| should be left unchanged but marked unstable.
   CHECK(!map2->is_stable());
   CHECK(!map2->is_deprecated());
   CHECK_NE(*map2, *new_map);
   CHECK(expectations2.Check(*map2));
@@ skipping 709 matching lines @@
   Isolate* isolate = CcTest::i_isolate();
 
   Zone zone(isolate->allocator());
 
   CHECK_EQ(FieldType::Any()->Convert(&zone), AstType::NonInternal());
   CHECK_EQ(FieldType::None()->Convert(&zone), AstType::None());
 }
 
 // TODO(ishell): add this test once IS_ACCESSOR_FIELD_SUPPORTED is supported.
 // TEST(TransitionAccessorConstantToAnotherAccessorConstant)