Upstream chromium side of modal dialogs for webview.

android_webview/native/aw_browser_dependency_factory.h

Index: android_webview/native/aw_browser_dependency_factory.h
diff --git a/android_webview/native/aw_browser_dependency_factory.h b/android_webview/native/aw_browser_dependency_factory.h
index 791406951538dbc2876c0b328b623f250631dbbd..43ca618e93f43c16913bf24e70e1438810c7ab90 100644
--- a/android_webview/native/aw_browser_dependency_factory.h
+++ b/android_webview/native/aw_browser_dependency_factory.h
@@ -47,10 +47,6 @@ class AwBrowserDependencyFactory {
   virtual AwContentsContainer* CreateContentsContainer(
       content::WebContents* contents) = 0;
 
-  // As per the WebContentsDelegate method of the same name. Ownership is NOT
-  // returned; the instance must be long-lived.
-  virtual content::JavaScriptDialogCreator* GetJavaScriptDialogCreator() = 0;
-
  protected:
   AwBrowserDependencyFactory();
 
@@ -61,4 +57,3 @@ class AwBrowserDependencyFactory {
 }  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_AW_BROWSER_DELEGATE_H_
-