Add user_gesture param to WebContentsDelegate::ActivateContents

chrome/browser/ui/android/javascript_app_modal_dialog_android.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/browser/ui/android/javascript_app_modal_dialog_android.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "chrome/browser/ui/app_modal/chrome_javascript_native_dialog_factory.h"
 #include "components/app_modal/app_modal_dialog_queue.h"
@@ skipping 156 matching lines @@
 
 class ChromeJavaScriptNativeDialogAndroidFactory
     : public app_modal::JavaScriptNativeDialogFactory {
  public:
   ChromeJavaScriptNativeDialogAndroidFactory() {}
   ~ChromeJavaScriptNativeDialogAndroidFactory() override {}
 
  private:
   app_modal::NativeAppModalDialog* CreateNativeJavaScriptDialog(
       app_modal::JavaScriptAppModalDialog* dialog) override {
+    // TODO(johnme): Can we sometimes be certain this was for a user gesture?
     dialog->web_contents()->GetDelegate()->ActivateContents(
-        dialog->web_contents());
+        dialog->web_contents(), false /* user_gesture */);
     return new JavascriptAppModalDialogAndroid(
         base::android::AttachCurrentThread(),
         dialog, dialog->web_contents()->GetTopLevelNativeWindow());
   }
 
   DISALLOW_COPY_AND_ASSIGN(ChromeJavaScriptNativeDialogAndroidFactory);
 };
 
 }  // namespace
 
 void InstallChromeJavaScriptNativeDialogFactory() {
   app_modal::JavaScriptDialogManager::GetInstance()->
       SetNativeDialogFactory(
           make_scoped_ptr(new ChromeJavaScriptNativeDialogAndroidFactory));
 }