Expose distiller functions to JavaScript

components/dom_distiller/content/browser/distillable_page_utils_browsertest.cc

 // Copyright 2015 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 "base/bind.h"
 #include "base/path_service.h"
 #include "base/run_loop.h"
 #include "components/dom_distiller/content/browser/distillable_page_utils.h"
 #include "components/dom_distiller/content/browser/distiller_javascript_utils.h"
 #include "components/dom_distiller/core/distillable_page_detector.h"
@@ skipping 24 matching lines @@
     SetUpTestServer();
     ContentBrowserTest::SetUpOnMainThread();
   }
 
   void LoadURL(const std::string& url) {
     content::WebContents* current_web_contents = shell()->web_contents();
     Observe(current_web_contents);
     base::RunLoop url_loaded_runner;
     main_frame_loaded_callback_ = url_loaded_runner.QuitClosure();
     current_web_contents->GetController().LoadURL(
-        embedded_test_server()->GetURL(url),

[cjhopman, 2015/07/29 00:26:51]

Can we remove all the unrelated style/formatting changes?

[mdjones, 2015/07/29 18:36:00]

Done.

-        content::Referrer(),
-        ui::PAGE_TRANSITION_TYPED,
-        std::string());
+        embedded_test_server()->GetURL(url), content::Referrer(),
+        ui::PAGE_TRANSITION_TYPED, std::string());
     url_loaded_runner.Run();
     main_frame_loaded_callback_ = base::Closure();
     Observe(nullptr);
   }
 
  private:
   void AddComponentsResources() {
     base::FilePath pak_file;
     base::FilePath pak_dir;
 #if defined(OS_ANDROID)
@@ skipping 27 matching lines @@
 
 class ResultHolder {
  public:
   ResultHolder(base::Closure callback) : callback_(callback) {}
 
   void OnResult(bool result) {
     result_ = result;
     callback_.Run();
   }
 
-  bool GetResult() {
-    return result_;
-  }
+  bool GetResult() { return result_; }
 
   base::Callback<void(bool)> GetCallback() {
     return base::Bind(&ResultHolder::OnResult, base::Unretained(this));
   }
 
  private:
   base::Closure callback_;
   bool result_;
 };
 
@@ skipping 61 matching lines @@
   LoadURL(kArticlePath);
   base::RunLoop run_loop_;
   ResultHolder holder(run_loop_.QuitClosure());
   IsDistillablePageForDetector(shell()->web_contents(), detector.get(),
                                holder.GetCallback());
   run_loop_.Run();
   ASSERT_FALSE(holder.GetResult());
 }
 
 }  // namespace dom_distiller