headless: Add support for minidump generation on Linux

headless/lib/embedder_mojo_browsertest.cc

 // Copyright 2016 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 <memory>
 #include "base/optional.h"
 #include "base/path_service.h"
 #include "base/strings/string_piece.h"
 #include "base/strings/stringprintf.h"
 #include "base/threading/thread_restrictions.h"
@@ skipping 48 matching lines @@
 
   void SetUpOnMainThread() override {
     base::ThreadRestrictions::SetIOAllowed(true);
     base::FilePath pak_path;
     ASSERT_TRUE(PathService::Get(base::DIR_MODULE, &pak_path));
     pak_path = pak_path.AppendASCII("headless_browser_tests.pak");
     ResourceBundle::GetSharedInstance().AddDataPackFromPath(
         pak_path, ui::SCALE_FACTOR_NONE);
   }
 
-  // HeadlessWebContentsObserver implementation:
+  // HeadlessWebContents::Observer implementation:
   void DevToolsTargetReady() override {
     EXPECT_TRUE(web_contents_->GetDevToolsTarget());
     web_contents_->GetDevToolsTarget()->AttachClient(devtools_client_.get());
 
     RunMojoTest();
   }
 
   virtual void RunMojoTest() = 0;
 
   virtual GURL GetInitialUrl() const { return GURL("about:blank"); }
@@ skipping 168 matching lines @@
   void DisableClientAndFinishAsynchronousTest() {
     devtools_client_->GetNetwork()->Disable();
     devtools_client_->GetNetwork()->RemoveObserver(this);
     FinishAsynchronousTest();
   }
 };
 
 DEVTOOLS_CLIENT_TEST_F(HttpDisabledByDefaultWhenMojoBindingsUsed);
 
 }  // namespace headless