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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/renderer/pepper/pepper_webplugin_impl.h" | 5 #include "content/renderer/pepper/pepper_webplugin_impl.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 #include <cmath> | 8 #include <cmath> |
9 #include <utility> | 9 #include <utility> |
10 | 10 |
11 #include "base/debug/crash_logging.h" | 11 #include "base/debug/crash_logging.h" |
12 #include "base/message_loop/message_loop.h" | 12 #include "base/message_loop/message_loop.h" |
13 #include "content/public/renderer/content_renderer_client.h" | 13 #include "content/public/renderer/content_renderer_client.h" |
14 #include "content/renderer/pepper/message_channel.h" | 14 #include "content/renderer/pepper/message_channel.h" |
15 #include "content/renderer/pepper/pepper_plugin_instance_impl.h" | 15 #include "content/renderer/pepper/pepper_plugin_instance_impl.h" |
16 #include "content/renderer/pepper/plugin_instance_throttler_impl.h" | 16 #include "content/renderer/pepper/plugin_instance_throttler_impl.h" |
17 #include "content/renderer/pepper/plugin_module.h" | 17 #include "content/renderer/pepper/plugin_module.h" |
18 #include "content/renderer/pepper/v8object_var.h" | 18 #include "content/renderer/pepper/v8object_var.h" |
19 #include "content/renderer/render_frame_impl.h" | 19 #include "content/renderer/render_frame_impl.h" |
20 #include "ppapi/shared_impl/ppapi_globals.h" | 20 #include "ppapi/shared_impl/ppapi_globals.h" |
21 #include "ppapi/shared_impl/var_tracker.h" | 21 #include "ppapi/shared_impl/var_tracker.h" |
22 #include "third_party/WebKit/public/platform/WebPoint.h" | 22 #include "third_party/WebKit/public/platform/WebPoint.h" |
23 #include "third_party/WebKit/public/platform/WebRect.h" | 23 #include "third_party/WebKit/public/platform/WebRect.h" |
24 #include "third_party/WebKit/public/platform/WebSize.h" | 24 #include "third_party/WebKit/public/platform/WebSize.h" |
25 #include "third_party/WebKit/public/platform/WebURLLoaderClient.h" | 25 #include "third_party/WebKit/public/platform/WebURLLoaderClient.h" |
26 #include "third_party/WebKit/public/web/WebBindings.h" | |
27 #include "third_party/WebKit/public/web/WebDocument.h" | 26 #include "third_party/WebKit/public/web/WebDocument.h" |
28 #include "third_party/WebKit/public/web/WebElement.h" | 27 #include "third_party/WebKit/public/web/WebElement.h" |
29 #include "third_party/WebKit/public/web/WebFrame.h" | 28 #include "third_party/WebKit/public/web/WebFrame.h" |
30 #include "third_party/WebKit/public/web/WebPluginContainer.h" | 29 #include "third_party/WebKit/public/web/WebPluginContainer.h" |
31 #include "third_party/WebKit/public/web/WebPluginParams.h" | 30 #include "third_party/WebKit/public/web/WebPluginParams.h" |
32 #include "third_party/WebKit/public/web/WebPrintParams.h" | 31 #include "third_party/WebKit/public/web/WebPrintParams.h" |
33 #include "third_party/WebKit/public/web/WebPrintPresetOptions.h" | 32 #include "third_party/WebKit/public/web/WebPrintPresetOptions.h" |
34 #include "third_party/WebKit/public/web/WebPrintScalingOption.h" | 33 #include "third_party/WebKit/public/web/WebPrintScalingOption.h" |
35 #include "url/gurl.h" | 34 #include "url/gurl.h" |
36 | 35 |
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91 return container_; | 90 return container_; |
92 } | 91 } |
93 | 92 |
94 bool PepperWebPluginImpl::initialize(WebPluginContainer* container) { | 93 bool PepperWebPluginImpl::initialize(WebPluginContainer* container) { |
95 // The plugin delegate may have gone away. | 94 // The plugin delegate may have gone away. |
96 instance_ = init_data_->module->CreateInstance( | 95 instance_ = init_data_->module->CreateInstance( |
97 init_data_->render_frame, container, init_data_->url); | 96 init_data_->render_frame, container, init_data_->url); |
98 if (!instance_.get()) | 97 if (!instance_.get()) |
99 return false; | 98 return false; |
100 | 99 |
101 // Enable script objects for this plugin. | |
102 container->allowScriptObjects(); | |
103 | |
104 auto weak_this = weak_factory_.GetWeakPtr(); | 100 auto weak_this = weak_factory_.GetWeakPtr(); |
105 bool success = | 101 bool success = |
106 instance_->Initialize(init_data_->arg_names, init_data_->arg_values, | 102 instance_->Initialize(init_data_->arg_names, init_data_->arg_values, |
107 full_frame_, std::move(throttler_)); | 103 full_frame_, std::move(throttler_)); |
108 // The above call to Initialize can result in re-entrancy and destruction of | 104 // The above call to Initialize can result in re-entrancy and destruction of |
109 // the plugin instance. In this case it's quite unclear whether this object | 105 // the plugin instance. In this case it's quite unclear whether this object |
110 // could also have been destroyed. We could return false here, but it would be | 106 // could also have been destroyed. We could return false here, but it would be |
111 // better if this object was guaranteed to outlast the recursive call. | 107 // better if this object was guaranteed to outlast the recursive call. |
112 // Otherwise, the caller of this function would also have to take care that, | 108 // Otherwise, the caller of this function would also have to take care that, |
113 // in the case of the object being deleted, we never access it again, and we | 109 // in the case of the object being deleted, we never access it again, and we |
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148 CHECK(container->plugin() == this); | 144 CHECK(container->plugin() == this); |
149 container_ = container; | 145 container_ = container; |
150 return true; | 146 return true; |
151 } | 147 } |
152 | 148 |
153 void PepperWebPluginImpl::destroy() { | 149 void PepperWebPluginImpl::destroy() { |
154 // TODO(tommycli): Remove once we fix https://crbug.com/588624. | 150 // TODO(tommycli): Remove once we fix https://crbug.com/588624. |
155 CHECK(!destroyed_); | 151 CHECK(!destroyed_); |
156 destroyed_ = true; | 152 destroyed_ = true; |
157 | 153 |
158 // Tell |container_| to clear references to this plugin's script objects. | |
159 if (container_) | |
160 container_->clearScriptObjects(); | |
161 | |
162 container_ = nullptr; | |
163 | |
164 if (instance_.get()) { | 154 if (instance_.get()) { |
165 ppapi::PpapiGlobals::Get()->GetVarTracker()->ReleaseVar(instance_object_); | 155 ppapi::PpapiGlobals::Get()->GetVarTracker()->ReleaseVar(instance_object_); |
166 instance_object_ = PP_MakeUndefined(); | 156 instance_object_ = PP_MakeUndefined(); |
167 instance_->Delete(); | 157 instance_->Delete(); |
168 instance_ = NULL; | 158 instance_ = NULL; |
169 } | 159 } |
170 | 160 |
171 base::MessageLoop::current()->DeleteSoon(FROM_HERE, this); | 161 base::MessageLoop::current()->DeleteSoon(FROM_HERE, this); |
172 } | 162 } |
173 | 163 |
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319 | 309 |
320 bool PepperWebPluginImpl::canRotateView() { return instance_->CanRotateView(); } | 310 bool PepperWebPluginImpl::canRotateView() { return instance_->CanRotateView(); } |
321 | 311 |
322 void PepperWebPluginImpl::rotateView(RotationType type) { | 312 void PepperWebPluginImpl::rotateView(RotationType type) { |
323 instance_->RotateView(type); | 313 instance_->RotateView(type); |
324 } | 314 } |
325 | 315 |
326 bool PepperWebPluginImpl::isPlaceholder() { return false; } | 316 bool PepperWebPluginImpl::isPlaceholder() { return false; } |
327 | 317 |
328 } // namespace content | 318 } // namespace content |
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