Add the page url to plugin crashes to aid debugging.

chrome/plugin/npobject_proxy.cc

Index: chrome/plugin/npobject_proxy.cc
===================================================================
--- chrome/plugin/npobject_proxy.cc	(revision 20181)
+++ chrome/plugin/npobject_proxy.cc	(working copy)
@@ -49,11 +49,13 @@
     PluginChannelBase* channel,
     int route_id,
     intptr_t npobject_ptr,
-    base::WaitableEvent* modal_dialog_event)
+    base::WaitableEvent* modal_dialog_event,
+    const GURL& page_url)
     : channel_(channel),
       route_id_(route_id),
       npobject_ptr_(npobject_ptr),
-      modal_dialog_event_(modal_dialog_event) {
+      modal_dialog_event_(modal_dialog_event),
+      page_url_(page_url) {
   channel_->AddRoute(route_id, this, true);
 }
 
@@ -68,11 +70,12 @@
 NPObject* NPObjectProxy::Create(PluginChannelBase* channel,
                                 int route_id,
                                 intptr_t npobject_ptr,
-                                base::WaitableEvent* modal_dialog_event) {
+                                base::WaitableEvent* modal_dialog_event,
+                                const GURL& page_url) {
   NPObjectWrapper* obj = reinterpret_cast<NPObjectWrapper*>(
       NPN_CreateObject(0, &npclass_proxy_));
   obj->proxy = new NPObjectProxy(
-      channel, route_id, npobject_ptr, modal_dialog_event);
+      channel, route_id, npobject_ptr, modal_dialog_event, page_url);
 
   return reinterpret_cast<NPObject*>(obj);
 }
@@ -166,7 +169,8 @@
   for (unsigned int i = 0; i < arg_count; ++i) {
     NPVariant_Param param;
     CreateNPVariantParam(
-        args[i], channel_copy, &param, false, proxy->modal_dialog_event_);
+        args[i], channel_copy, &param, false, proxy->modal_dialog_event_,
+        proxy->page_url_);
     args_param.push_back(param);
   }
 
@@ -184,6 +188,7 @@
 
   base::WaitableEvent* modal_dialog_event_handle = proxy->modal_dialog_event_;
 
+  GURL page_url = proxy->page_url_;
   proxy->Send(msg);
 
   // Send may delete proxy.
@@ -193,7 +198,8 @@
     return false;
 
   CreateNPVariant(
-      param_result, channel_copy, np_result, modal_dialog_event_handle);
+      param_result, channel_copy, np_result, modal_dialog_event_handle,
+      page_url);
   return true;
 }
 
@@ -243,6 +249,8 @@
   NPVariant_Param param;
   base::WaitableEvent* modal_dialog_event_handle = proxy->modal_dialog_event_;
   scoped_refptr<PluginChannelBase> channel(proxy->channel_);
+
+  GURL page_url = proxy->page_url_;
   proxy->Send(new NPObjectMsg_GetProperty(
       proxy->route_id(), name_param, &param, &result));
   // Send may delete proxy.
@@ -251,7 +259,7 @@
     return false;
 
   CreateNPVariant(
-      param, channel.get(), np_result, modal_dialog_event_handle);
+      param, channel.get(), np_result, modal_dialog_event_handle, page_url);
 
   return true;
 }
@@ -271,7 +279,7 @@
   NPVariant_Param value_param;
   CreateNPVariantParam(
       *value, proxy->channel(), &value_param, false,
-      proxy->modal_dialog_event_);
+      proxy->modal_dialog_event_, proxy->page_url_);
 
   proxy->Send(new NPObjectMsg_SetProperty(
       proxy->route_id(), name_param, value_param, &result));
@@ -358,7 +366,8 @@
   for (unsigned int i = 0; i < arg_count; ++i) {
     NPVariant_Param param;
     CreateNPVariantParam(
-        args[i], channel_copy, &param, false, proxy->modal_dialog_event_);
+        args[i], channel_copy, &param, false, proxy->modal_dialog_event_,
+        proxy->page_url_);
     args_param.push_back(param);
   }
 
@@ -371,6 +380,7 @@
 
   base::WaitableEvent* modal_dialog_event_handle = proxy->modal_dialog_event_;
 
+  GURL page_url = proxy->page_url_;
   proxy->Send(msg);
 
   // Send may delete proxy.
@@ -380,7 +390,8 @@
     return false;
 
   CreateNPVariant(
-      param_result, channel_copy, np_result, modal_dialog_event_handle);
+      param_result, channel_copy, np_result, modal_dialog_event_handle,
+      page_url);
   return true;
 }
 
@@ -418,6 +429,8 @@
   msg->set_pump_messages_event(proxy->modal_dialog_event_);
   scoped_refptr<PluginChannelBase> channel(proxy->channel_);
   base::WaitableEvent* modal_dialog_event_handle = proxy->modal_dialog_event_;
+
+  GURL page_url = proxy->page_url_;
   proxy->Send(msg);
   // Send may delete proxy.
   proxy = NULL;
@@ -425,7 +438,8 @@
     return false;
 
   CreateNPVariant(
-      result_param, channel.get(), result_var, modal_dialog_event_handle);
+      result_param, channel.get(), result_var, modal_dialog_event_handle,
+      page_url);
   return true;
 }