[chromedriver] Remove unnecessary round trips to Chrome.

chrome/test/chromedriver/chrome/chrome_impl.h

Index: chrome/test/chromedriver/chrome/chrome_impl.h
diff --git a/chrome/test/chromedriver/chrome/chrome_impl.h b/chrome/test/chromedriver/chrome/chrome_impl.h
index c0f97b745c559db2424944d2f057d09a238f95a1..9701643c5aeec5f7f8bfaae13fd3d5edeb7cd053 100644
--- a/chrome/test/chromedriver/chrome/chrome_impl.h
+++ b/chrome/test/chromedriver/chrome/chrome_impl.h
@@ -34,11 +34,6 @@ class ChromeImpl : public Chrome {
   virtual Status GetWebViewById(const std::string& id,
                                 WebView** web_view) OVERRIDE;
   virtual Status CloseWebView(const std::string& id) OVERRIDE;
-  virtual Status IsJavaScriptDialogOpen(bool* is_open) OVERRIDE;
-  virtual Status GetJavaScriptDialogMessage(std::string* message) OVERRIDE;
-  virtual Status HandleJavaScriptDialog(
-      bool accept,
-      const std::string* prompt_text) OVERRIDE;
   virtual Status GetAutomationExtension(
       AutomationExtension** extension) OVERRIDE;
 
@@ -56,8 +51,6 @@ class ChromeImpl : public Chrome {
  private:
   typedef std::list<linked_ptr<WebViewImpl> > WebViewList;
 
-  Status GetDialogManagerForOpenDialog(JavaScriptDialogManager** manager);
-
   std::string version_;
   int build_no_;