Chrome Cleaner: Remove indirect base::FilePath mojo dependency.

chrome/browser/safe_browsing/chrome_cleaner/srt_chrome_prompt_impl.cc

 // Copyright 2017 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 "chrome/browser/safe_browsing/chrome_cleaner/srt_chrome_prompt_impl.h"
 
 #include <utility>
 
 #include "base/files/file_path.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "content/public/browser/browser_thread.h"
 
 namespace safe_browsing {
 
+namespace {
+
+base::FilePath UInt16VectorToFilePath(const std::vector<uint16_t>& string) {
+  return base::FilePath(base::string16(string.begin(), string.end()));

[Fabio Tirelo, 2017/06/12 18:20:46]

It may be worth static asserting that 
  size_of(uint16_t) == size_of(base::FilePath::StringType::value_type)

[proberge, 2017/06/12 19:02:53]

Done.

+}
+
+}  // namespace
+
 using chrome_cleaner::mojom::ChromePrompt;
 using chrome_cleaner::mojom::ChromePromptRequest;
 using chrome_cleaner::mojom::PromptAcceptance;
 using content::BrowserThread;
 
 ChromePromptImpl::ChromePromptImpl(ChromePromptRequest request,
                                    base::Closure on_connection_closed,
                                    OnPromptUser on_prompt_user)
     : binding_(this, std::move(request)),
       on_prompt_user_(std::move(on_prompt_user)) {
   DCHECK(on_prompt_user_);
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   binding_.set_connection_error_handler(std::move(on_connection_closed));
 }
 
 ChromePromptImpl::~ChromePromptImpl() {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 }
 
 void ChromePromptImpl::PromptUser(
-    const std::vector<base::FilePath>& files_to_delete,
+    std::vector<chrome_cleaner::mojom::FilePathPtr> files_to_delete,
     ChromePrompt::PromptUserCallback callback) {
   if (on_prompt_user_) {
+    std::set<base::FilePath> file_paths;
+    for (const chrome_cleaner::mojom::FilePathPtr& file_path_ptr :
+         files_to_delete) {
+      file_paths.insert(UInt16VectorToFilePath(file_path_ptr.get()->value));
+    }
+
     std::move(on_prompt_user_)
-        .Run(base::MakeUnique<std::set<base::FilePath>>(files_to_delete.begin(),
-                                                        files_to_delete.end()),
+        .Run(base::MakeUnique<std::set<base::FilePath>>(std::move(file_paths)),
              std::move(callback));
   }
 }
 
 }  // namespace safe_browsing