Convert more PyAuto proxy calls to the JSON interface.

chrome/test/pyautolib/pyautolib.i

Index: chrome/test/pyautolib/pyautolib.i
diff --git a/chrome/test/pyautolib/pyautolib.i b/chrome/test/pyautolib/pyautolib.i
index 1e9b388dd983626c2624266c705aa3086ca8dfa6..70da0310118278ec88d65ea1ab7dcfb3da5fc5a8 100644
--- a/chrome/test/pyautolib/pyautolib.i
+++ b/chrome/test/pyautolib/pyautolib.i
@@ -363,23 +363,6 @@ class PyUITestBase {
       GetBrowserWindowCount;
   int GetBrowserWindowCount();
 
-  %feature("docstring", "Activate the tab at the given zero-based index in "
-           "the given or first window.  Also brings the window to the front. "
-           "Returns True on success.") ActivateTab;
-  bool ActivateTab(int tab_index, int window_index=0);
-
-  %feature("docstring", "Get the title of the active tab for the given or "
-           "first window.") GetActiveTabTitle;
-  std::wstring GetActiveTabTitle(int window_index=0);
-
-  %feature("docstring", "Get the URL for the active tab. for the given or "
-           "first window. Returns an instance of GURL") GetActiveTabURL;
-  GURL GetActiveTabURL(int window_index=0);
-
-  %feature("docstring", "Count of the number of tabs in the given or "
-           "first window.") GetTabCount;
-  int GetTabCount(int window_index=0);
-
   %feature("docstring", "Set the value of the cookie at cookie_url to value "
            "for the given window index and tab index. "
            "Returns True on success.") SetCookie;