Forward accessibility events to the automation extension process.

extensions/browser/extension_function.h

 // Copyright 2013 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.
 
 #ifndef EXTENSIONS_BROWSER_EXTENSION_FUNCTION_H_
 #define EXTENSIONS_BROWSER_EXTENSION_FUNCTION_H_
 
 #include <list>
 #include <string>
 
@@ skipping 260 matching lines @@
   void set_source_tab_id(int source_tab_id) { source_tab_id_ = source_tab_id; }
   int source_tab_id() const { return source_tab_id_; }
 
   void set_source_context_type(extensions::Feature::Context type) {
     source_context_type_ = type;
   }
   extensions::Feature::Context source_context_type() const {
     return source_context_type_;
   }
 
+  void set_source_process_id(int source_process_id) {
+    source_process_id_ = source_process_id;
+  }
+  int source_process_id() {

[dcheng, 2015/06/06 00:00:52]

Nit: const

[dmazzoni, 2015/06/08 18:02:58]

Done.

+    return source_process_id_;
+  }
+
  protected:
   friend struct ExtensionFunctionDeleteTraits;
 
   // ResponseValues.
   //
   // Success, no arguments to pass to caller.
   ResponseValue NoArguments();
   // Success, a single argument |arg| to pass to caller. TAKES OWNERSHIP - a
   // raw pointer for convenience, since callers usually construct the argument
   // to this by hand.
@@ skipping 126 matching lines @@
 
   // The callback to run once the function has done execution.
   ResponseCallback response_callback_;
 
   // The ID of the tab triggered this function call, or -1 if there is no tab.
   int source_tab_id_;
 
   // The type of the JavaScript context where this call originated.
   extensions::Feature::Context source_context_type_;
 
+  // The process ID of the page that triggered this function call, or -1
+  // if unknown.
+  int source_process_id_;
+
  private:
   void OnRespondingLater(ResponseValue response);
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionFunction);
 };
 
 // Extension functions that run on the UI thread. Most functions fall into
 // this category.
 class UIThreadExtensionFunction : public ExtensionFunction {
  public:
@@ skipping 225 matching lines @@
   static bool ValidationFailure(SyncIOThreadExtensionFunction* function);
 
  private:
   // If you're hitting a compile error here due to "final" - great! You're
   // doing the right thing, you just need to extend IOThreadExtensionFunction
   // instead of SyncIOExtensionFunction.
   ResponseAction Run() final;
 };
 
 #endif  // EXTENSIONS_BROWSER_EXTENSION_FUNCTION_H_