Revert 150863 - Browser Plugin: New Implementation (Renderer Side)

content/renderer/browser_plugin/browser_plugin_bindings.cc

Index: content/renderer/browser_plugin/browser_plugin_bindings.cc
===================================================================
--- content/renderer/browser_plugin/browser_plugin_bindings.cc	(revision 150871)
+++ content/renderer/browser_plugin/browser_plugin_bindings.cc	(working copy)
@@ -1,253 +0,0 @@
-// Copyright (c) 2012 The Chromium 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 "content/renderer/browser_plugin/browser_plugin_bindings.h"
-
-#include <cstdlib>
-#include <string>
-
-#include "base/bind.h"
-#include "base/logging.h"
-#include "base/message_loop.h"
-#include "base/string16.h"
-#include "base/string_split.h"
-#include "base/utf_string_conversions.h"
-#include "content/renderer/browser_plugin/browser_plugin.h"
-#include "third_party/npapi/bindings/npapi.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebBindings.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebDOMMessageEvent.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebElement.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebNode.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebPluginContainer.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebSerializedScriptValue.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
-#include "v8/include/v8.h"
-
-using WebKit::WebBindings;
-using WebKit::WebElement;
-using WebKit::WebDOMEvent;
-using WebKit::WebDOMMessageEvent;
-using WebKit::WebPluginContainer;
-using WebKit::WebSerializedScriptValue;
-using WebKit::WebString;
-
-namespace content {
-
-namespace {
-
-const char kAddEventListener[] = "addEventListener";
-const char kRemoveEventListener[] = "removeEventListener";
-const char kSrcAttribute[] = "src";
-
-BrowserPluginBindings* GetBindings(NPObject* object) {
-  return static_cast<BrowserPluginBindings::BrowserPluginNPObject*>(object)->
-      message_channel;
-}
-
-bool IdentifierIsAddEventListener(NPIdentifier identifier) {
-  return WebBindings::getStringIdentifier(kAddEventListener) == identifier;
-}
-
-bool IdentifierIsRemoveEventListener(NPIdentifier identifier) {
-  return WebBindings::getStringIdentifier(kRemoveEventListener) == identifier;
-}
-
-bool IdentifierIsSrcAttribute(NPIdentifier identifier) {
-  return WebBindings::getStringIdentifier(kSrcAttribute) == identifier;
-}
-
-std::string StringFromNPVariant(const NPVariant& variant) {
-  if (!NPVARIANT_IS_STRING(variant))
-    return std::string();
-  const NPString& np_string = NPVARIANT_TO_STRING(variant);
-  return std::string(np_string.UTF8Characters, np_string.UTF8Length);
-}
-
-string16 String16FromNPVariant(const NPVariant& variant) {
-  if (!NPVARIANT_IS_STRING(variant))
-    return string16();
-  const NPString& np_string = NPVARIANT_TO_STRING(variant);
-  string16 wstr;
-  if (!UTF8ToUTF16(np_string.UTF8Characters, np_string.UTF8Length, &wstr))
-    return string16();
-  return wstr;
-}
-
-bool StringToNPVariant(const std::string &in, NPVariant *variant) {
-  size_t length = in.size();
-  NPUTF8 *chars = static_cast<NPUTF8 *>(malloc(length));
-  if (!chars) {
-    VOID_TO_NPVARIANT(*variant);
-    return false;
-  }
-  memcpy(chars, in.c_str(), length);
-  STRINGN_TO_NPVARIANT(chars, length, *variant);
-  return true;
-}
-
-//------------------------------------------------------------------------------
-// Implementations of NPClass functions.  These are here to:
-// - Implement src attribute.
-//------------------------------------------------------------------------------
-NPObject* BrowserPluginBindingsAllocate(NPP npp, NPClass* the_class) {
-  return new BrowserPluginBindings::BrowserPluginNPObject;
-}
-
-void BrowserPluginBindingsDeallocate(NPObject* object) {
-  BrowserPluginBindings::BrowserPluginNPObject* instance =
-      static_cast<BrowserPluginBindings::BrowserPluginNPObject*>(object);
-  delete instance;
-}
-
-bool BrowserPluginBindingsHasMethod(NPObject* np_obj, NPIdentifier name) {
-  if (!np_obj)
-    return false;
-
-  if (IdentifierIsAddEventListener(name))
-    return true;
-
-  if (IdentifierIsRemoveEventListener(name))
-    return true;
-
-  return false;
-}
-
-bool BrowserPluginBindingsInvoke(NPObject* np_obj, NPIdentifier name,
-                                 const NPVariant* args, uint32 arg_count,
-                                 NPVariant* result) {
-  if (!np_obj)
-    return false;
-
-  BrowserPluginBindings* bindings = GetBindings(np_obj);
-  if (!bindings)
-    return false;
-
-  if (IdentifierIsAddEventListener(name) && (arg_count == 2)) {
-    std::string event_name = StringFromNPVariant(args[0]);
-    if (event_name.empty())
-      return false;
-
-    v8::Local<v8::Value> value =
-        v8::Local<v8::Value>::New(WebBindings::toV8Value(&args[1]));
-    if (value.IsEmpty() || !value->IsFunction())
-      return false;
-
-    v8::Local<v8::Function> function = v8::Local<v8::Function>::Cast(value);
-    return bindings->instance()->AddEventListener(event_name, function);
-  }
-
-  if (IdentifierIsRemoveEventListener(name) && arg_count == 2) {
-    std::string event_name = StringFromNPVariant(args[0]);
-    if (event_name.empty())
-      return false;
-
-    v8::Local<v8::Value> value =
-        v8::Local<v8::Value>::New(WebBindings::toV8Value(&args[1]));
-
-    if (value.IsEmpty() || !value->IsFunction())
-      return false;
-
-    v8::Local<v8::Function> function = v8::Local<v8::Function>::Cast(value);
-    return bindings->instance()->RemoveEventListener(event_name, function);
-  }
-
-  return false;
-}
-
-bool BrowserPluginBindingsInvokeDefault(NPObject* np_obj,
-                                        const NPVariant* args,
-                                        uint32 arg_count,
-                                        NPVariant* result) {
-  NOTIMPLEMENTED();
-  return false;
-}
-
-bool BrowserPluginBindingsHasProperty(NPObject* np_obj, NPIdentifier name) {
-  return IdentifierIsSrcAttribute(name);
-}
-
-bool BrowserPluginBindingsGetProperty(NPObject* np_obj, NPIdentifier name,
-                                      NPVariant* result) {
-  if (!np_obj)
-    return false;
-
-  if (IdentifierIsAddEventListener(name) ||
-      IdentifierIsRemoveEventListener(name))
-    return false;
-
-  if (IdentifierIsSrcAttribute(name)) {
-    BrowserPluginBindings* bindings = GetBindings(np_obj);
-    if (!bindings)
-      return false;
-    std::string src = bindings->instance()->GetSrcAttribute();
-    return StringToNPVariant(src, result);
-  }
-
-  return false;
-}
-
-bool BrowserPluginBindingsSetProperty(NPObject* np_obj, NPIdentifier name,
-                                      const NPVariant* variant) {
-  if (!np_obj)
-    return false;
-
-  if (IdentifierIsSrcAttribute(name)) {
-    std::string src = StringFromNPVariant(*variant);
-    BrowserPluginBindings* bindings = GetBindings(np_obj);
-    if (!bindings)
-      return false;
-    bindings->instance()->SetSrcAttribute(src);
-    return true;
-  }
-  return false;
-}
-
-bool BrowserPluginBindingsEnumerate(NPObject *np_obj, NPIdentifier **value,
-                                    uint32_t *count) {
-  NOTIMPLEMENTED();
-  return true;
-}
-
-NPClass browser_plugin_message_class = {
-  NP_CLASS_STRUCT_VERSION,
-  &BrowserPluginBindingsAllocate,
-  &BrowserPluginBindingsDeallocate,
-  NULL,
-  &BrowserPluginBindingsHasMethod,
-  &BrowserPluginBindingsInvoke,
-  &BrowserPluginBindingsInvokeDefault,
-  &BrowserPluginBindingsHasProperty,
-  &BrowserPluginBindingsGetProperty,
-  &BrowserPluginBindingsSetProperty,
-  NULL,
-  &BrowserPluginBindingsEnumerate,
-};
-
-}  // namespace
-
-// BrowserPluginBindings ------------------------------------------------------
-
-BrowserPluginBindings::BrowserPluginNPObject::BrowserPluginNPObject() {
-}
-
-BrowserPluginBindings::BrowserPluginNPObject::~BrowserPluginNPObject() {
-}
-
-BrowserPluginBindings::BrowserPluginBindings(BrowserPlugin* instance)
-    : instance_(instance),
-      np_object_(NULL),
-      ALLOW_THIS_IN_INITIALIZER_LIST(weak_ptr_factory_(this)) {
-  NPObject* obj =
-      WebBindings::createObject(NULL, &browser_plugin_message_class);
-  np_object_ = static_cast<BrowserPluginBindings::BrowserPluginNPObject*>(obj);
-  np_object_->message_channel = weak_ptr_factory_.GetWeakPtr();
-}
-
-BrowserPluginBindings::~BrowserPluginBindings() {
-  WebBindings::releaseObject(np_object_);
-}
-
-}  // namespace content