Revert of Expose distiller functions to JavaScript

content/public/test/browser_test_utils.cc

Index: content/public/test/browser_test_utils.cc
diff --git a/content/public/test/browser_test_utils.cc b/content/public/test/browser_test_utils.cc
index d2600bbf3164da979295d2f8b9134621aa118819..214b2fd61d678cca452e21f5e3fcde487f0bc5a8 100644
--- a/content/public/test/browser_test_utils.cc
+++ b/content/public/test/browser_test_utils.cc
@@ -163,43 +163,6 @@
   return true;
 }
 
-// Specifying a prototype so that we can add the WARN_UNUSED_RESULT attribute.
-bool ExecuteScriptInIsolatedWorldHelper(RenderFrameHost* render_frame_host,
-                                        const int world_id,
-                                        const std::string& original_script,
-                                        scoped_ptr<base::Value>* result)
-    WARN_UNUSED_RESULT;
-
-bool ExecuteScriptInIsolatedWorldHelper(RenderFrameHost* render_frame_host,
-                                        const int world_id,
-                                        const std::string& original_script,
-                                        scoped_ptr<base::Value>* result) {
-  std::string script =
-      "window.domAutomationController.setAutomationId(0);" + original_script;
-  DOMOperationObserver dom_op_observer(render_frame_host->GetRenderViewHost());
-  render_frame_host->ExecuteJavaScriptInIsolatedWorld(
-      base::UTF8ToUTF16(script),
-      content::RenderFrameHost::JavaScriptResultCallback(), world_id);
-  std::string json;
-  if (!dom_op_observer.WaitAndGetResponse(&json)) {
-    DLOG(ERROR) << "Cannot communicate with DOMOperationObserver.";
-    return false;
-  }
-
-  // Nothing more to do for callers that ignore the returned JS value.
-  if (!result)
-    return true;
-
-  base::JSONReader reader(base::JSON_ALLOW_TRAILING_COMMAS);
-  *result = reader.ReadToValue(json);
-  if (!*result) {
-    DLOG(ERROR) << reader.GetErrorMessage();
-    return false;
-  }
-
-  return true;
-}
-
 void BuildSimpleWebKeyEvent(blink::WebInputEvent::Type type,
                             ui::KeyboardCode key_code,
                             int native_key_code,
@@ -615,22 +578,6 @@
   DCHECK(result);
   scoped_ptr<base::Value> value;
   if (!ExecuteScriptHelper(adapter.render_frame_host(), script, &value) ||
-      !value.get()) {
-    return false;
-  }
-
-  return value->GetAsBoolean(result);
-}
-
-bool ExecuteScriptInIsolatedWorldAndExtractBool(
-    const ToRenderFrameHost& adapter,
-    const int world_id,
-    const std::string& script,
-    bool* result) {
-  DCHECK(result);
-  scoped_ptr<base::Value> value;
-  if (!ExecuteScriptInIsolatedWorldHelper(adapter.render_frame_host(), world_id,
-                                          script, &value) ||
       !value.get()) {
     return false;
   }