Move ScriptWrappable and dependencies to platform/bindings

third_party/WebKit/Source/bindings/core/v8/V8PerContextData.cpp

Index: third_party/WebKit/Source/bindings/core/v8/V8PerContextData.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/V8PerContextData.cpp b/third_party/WebKit/Source/bindings/core/v8/V8PerContextData.cpp
deleted file mode 100644
index e3f71df605cf0efa40523e759106905434045618..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/bindings/core/v8/V8PerContextData.cpp
+++ /dev/null
@@ -1,206 +0,0 @@
-/*
- * Copyright (C) 2012 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "bindings/core/v8/V8PerContextData.h"
-
-#include <stdlib.h>
-#include <memory>
-#include "bindings/core/v8/ConditionalFeatures.h"
-#include "bindings/core/v8/ScriptState.h"
-#include "bindings/core/v8/V8Binding.h"
-#include "bindings/core/v8/V8ObjectConstructor.h"
-#include "platform/InstanceCounters.h"
-#include "platform/wtf/PtrUtil.h"
-#include "platform/wtf/StringExtras.h"
-
-namespace blink {
-
-V8PerContextData::V8PerContextData(v8::Local<v8::Context> context)
-    : isolate_(context->GetIsolate()),
-      wrapper_boilerplates_(isolate_),
-      constructor_map_(isolate_),
-      context_holder_(WTF::MakeUnique<gin::ContextHolder>(isolate_)),
-      context_(isolate_, context),
-      activity_logger_(nullptr) {
-  context_holder_->SetContext(context);
-
-  v8::Context::Scope context_scope(context);
-  DCHECK(error_prototype_.IsEmpty());
-  v8::Local<v8::Value> object_value =
-      context->Global()
-          ->Get(context, V8AtomicString(isolate_, "Error"))
-          .ToLocalChecked();
-  v8::Local<v8::Value> prototype_value =
-      object_value.As<v8::Object>()
-          ->Get(context, V8AtomicString(isolate_, "prototype"))
-          .ToLocalChecked();
-  error_prototype_.Set(isolate_, prototype_value);
-
-  if (IsMainThread())
-    InstanceCounters::IncrementCounter(
-        InstanceCounters::kV8PerContextDataCounter);
-}
-
-V8PerContextData::~V8PerContextData() {
-  if (IsMainThread())
-    InstanceCounters::DecrementCounter(
-        InstanceCounters::kV8PerContextDataCounter);
-}
-
-std::unique_ptr<V8PerContextData> V8PerContextData::Create(
-    v8::Local<v8::Context> context) {
-  return WTF::WrapUnique(new V8PerContextData(context));
-}
-
-V8PerContextData* V8PerContextData::From(v8::Local<v8::Context> context) {
-  return ScriptState::From(context)->PerContextData();
-}
-
-v8::Local<v8::Object> V8PerContextData::CreateWrapperFromCacheSlowCase(
-    const WrapperTypeInfo* type) {
-  DCHECK(!error_prototype_.IsEmpty());
-
-  v8::Context::Scope scope(GetContext());
-  v8::Local<v8::Function> interface_object = ConstructorForType(type);
-  if (interface_object.IsEmpty())
-    return v8::Local<v8::Object>();
-  v8::Local<v8::Object> instance_template;
-  if (!V8ObjectConstructor::NewInstance(isolate_, interface_object)
-           .ToLocal(&instance_template))
-    return v8::Local<v8::Object>();
-  wrapper_boilerplates_.Set(type, instance_template);
-  return instance_template->Clone();
-}
-
-v8::Local<v8::Function> V8PerContextData::ConstructorForTypeSlowCase(
-    const WrapperTypeInfo* type) {
-  DCHECK(!error_prototype_.IsEmpty());
-
-  v8::Local<v8::Context> current_context = GetContext();
-  v8::Context::Scope scope(current_context);
-  const DOMWrapperWorld& world = DOMWrapperWorld::World(current_context);
-  // We shouldn't reach this point for the types that are implemented in v8 such
-  // as typed arrays and hence don't have domTemplateFunction.
-  DCHECK(type->dom_template_function);
-  v8::Local<v8::FunctionTemplate> interface_template =
-      type->domTemplate(isolate_, world);
-  // Getting the function might fail if we're running out of stack or memory.
-  v8::Local<v8::Function> interface_object;
-  if (!interface_template->GetFunction(current_context)
-           .ToLocal(&interface_object))
-    return v8::Local<v8::Function>();
-
-  if (type->parent_class) {
-    v8::Local<v8::Object> prototype_template =
-        ConstructorForType(type->parent_class);
-    if (prototype_template.IsEmpty())
-      return v8::Local<v8::Function>();
-    if (!V8CallBoolean(interface_object->SetPrototype(current_context,
-                                                      prototype_template)))
-      return v8::Local<v8::Function>();
-  }
-
-  v8::Local<v8::Value> prototype_value;
-  if (!interface_object
-           ->Get(current_context, V8AtomicString(isolate_, "prototype"))
-           .ToLocal(&prototype_value) ||
-      !prototype_value->IsObject())
-    return v8::Local<v8::Function>();
-  v8::Local<v8::Object> prototype_object = prototype_value.As<v8::Object>();
-  if (prototype_object->InternalFieldCount() ==
-          kV8PrototypeInternalFieldcount &&
-      type->wrapper_type_prototype ==
-          WrapperTypeInfo::kWrapperTypeObjectPrototype)
-    prototype_object->SetAlignedPointerInInternalField(
-        kV8PrototypeTypeIndex, const_cast<WrapperTypeInfo*>(type));
-  type->PreparePrototypeAndInterfaceObject(current_context, world,
-                                           prototype_object, interface_object,
-                                           interface_template);
-  if (type->wrapper_type_prototype ==
-      WrapperTypeInfo::kWrapperTypeExceptionPrototype) {
-    if (!V8CallBoolean(prototype_object->SetPrototype(
-            current_context, error_prototype_.NewLocal(isolate_))))
-      return v8::Local<v8::Function>();
-  }
-
-  // Origin Trials
-  InstallConditionalFeatures(type, ScriptState::From(current_context),
-                             prototype_object, interface_object);
-
-  constructor_map_.Set(type, interface_object);
-
-  return interface_object;
-}
-
-v8::Local<v8::Object> V8PerContextData::PrototypeForType(
-    const WrapperTypeInfo* type) {
-  v8::Local<v8::Object> constructor = ConstructorForType(type);
-  if (constructor.IsEmpty())
-    return v8::Local<v8::Object>();
-  v8::Local<v8::Value> prototype_value;
-  if (!constructor->Get(GetContext(), V8String(isolate_, "prototype"))
-           .ToLocal(&prototype_value) ||
-      !prototype_value->IsObject())
-    return v8::Local<v8::Object>();
-  return prototype_value.As<v8::Object>();
-}
-
-bool V8PerContextData::GetExistingConstructorAndPrototypeForType(
-    const WrapperTypeInfo* type,
-    v8::Local<v8::Object>* prototype_object,
-    v8::Local<v8::Function>* interface_object) {
-  *interface_object = constructor_map_.Get(type);
-  if (interface_object->IsEmpty()) {
-    *prototype_object = v8::Local<v8::Object>();
-    return false;
-  }
-  *prototype_object = PrototypeForType(type);
-  DCHECK(!prototype_object->IsEmpty());
-  return true;
-}
-
-void V8PerContextData::AddCustomElementBinding(
-    std::unique_ptr<V0CustomElementBinding> binding) {
-  custom_element_bindings_.push_back(std::move(binding));
-}
-
-void V8PerContextData::AddData(const char* key, Data* data) {
-  data_map_.Set(key, data);
-}
-
-void V8PerContextData::ClearData(const char* key) {
-  data_map_.erase(key);
-}
-
-V8PerContextData::Data* V8PerContextData::GetData(const char* key) {
-  return data_map_.at(key);
-}
-
-}  // namespace blink