Update extension events, routing, and delivery to use user gesture.

chrome/renderer/extensions/extension_dispatcher.cc

 // 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 "chrome/renderer/extensions/extension_dispatcher.h"
 
 #include "base/command_line.h"
 #include "chrome/common/child_process_logging.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/extension.h"
@@ skipping 12 matching lines @@
 #include "chrome/renderer/extensions/user_script_slave.h"
 #include "chrome/renderer/extensions/webstore_bindings.h"
 #include "content/public/renderer/render_thread.h"
 #include "grit/renderer_resources.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDataSource.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSecurityPolicy.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURLRequest.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebScopedUserGesture.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "v8/include/v8.h"
 
 namespace {
 
 static const int64 kInitialExtensionIdleHandlerDelayMs = 5*1000;
 static const int64 kMaxExtensionIdleHandlerDelayMs = 5*60*1000;
 
 ChromeV8Context::ContextType ExtensionGroupToContextType(int extension_group) {
   if (extension_group == EXTENSION_GROUP_CONTENT_SCRIPTS)
     return ChromeV8Context::CONTENT_SCRIPT;
   return ChromeV8Context::OTHER;
 }
 
 }
 
 using namespace extensions;
 
 using WebKit::WebDataSource;
 using WebKit::WebDocument;
 using WebKit::WebFrame;
 using WebKit::WebSecurityPolicy;
 using WebKit::WebString;
+using WebKit::WebScopedUserGesture;
 using WebKit::WebVector;
 using WebKit::WebView;
 using content::RenderThread;
 
 ExtensionDispatcher::ExtensionDispatcher()
     : is_webkit_initialized_(false),
       webrequest_adblock_(false),
       webrequest_adblock_plus_(false),
       webrequest_other_(false) {
   const CommandLine& command_line = *(CommandLine::ForCurrentProcess());
@@ skipping 92 matching lines @@
 void ExtensionDispatcher::OnSetFunctionNames(
     const std::vector<std::string>& names) {
   function_names_.clear();
   for (size_t i = 0; i < names.size(); ++i)
     function_names_.insert(names[i]);
 }
 
 void ExtensionDispatcher::OnMessageInvoke(const std::string& extension_id,
                                           const std::string& function_name,
                                           const ListValue& args,
-                                          const GURL& event_url) {
+                                          const GURL& event_url,
+                                          bool user_gesture) {
+  scoped_ptr<WebScopedUserGesture> web_user_gesture;
+  if (user_gesture) {
+    web_user_gesture.reset(new WebScopedUserGesture);
+  }
+
   v8_context_set_.DispatchChromeHiddenMethod(
       extension_id, function_name, args, NULL, event_url);
 
   // Reset the idle handler each time there's any activity like event or message
   // dispatch, for which Invoke is the chokepoint.
   if (is_extension_process_) {
     RenderThread::Get()->ScheduleIdleHandler(
         kInitialExtensionIdleHandlerDelayMs);
   }
 
@@ skipping 354 matching lines @@
   webrequest_adblock_ = adblock;
   webrequest_adblock_plus_ = adblock_plus;
   webrequest_other_ = other;
 }
 
 void ExtensionDispatcher::OnShouldClose(const std::string& extension_id,
                                         int sequence_id) {
   RenderThread::Get()->Send(
       new ExtensionHostMsg_ShouldCloseAck(extension_id, sequence_id));
 }