Make the TestServer use an absolute document root path.

net/test/remote_test_server.cc

 // Copyright 2013 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 "net/test/remote_test_server.h"
 
 #include <vector>
 
 #include "base/base_paths.h"
 #include "base/file_path.h"
@@ skipping 143 matching lines @@
 // root in the host machine where the test server is launched. So prepend
 // DIR_SOURCE_ROOT here to get the actual path of document root on the Android
 // device.
 FilePath RemoteTestServer::GetDocumentRoot() const {
   FilePath src_dir;
   PathService::Get(base::DIR_SOURCE_ROOT, &src_dir);
   return src_dir.Append(document_root());
 }
 
 bool RemoteTestServer::Init(const FilePath& document_root) {
-  if (document_root.IsAbsolute())
-    return false;
-
   // Gets ports information used by test server spawner and Python test server.
   int test_server_port = 0;
 
   // Parse file to extract the ports information.
   std::string port_info;
   if (!file_util::ReadFileToString(GetTestServerPortInfoFile(),
                                    &port_info) ||
       port_info.empty()) {
     return false;
   }
 
   std::vector<std::string> ports;
   base::SplitString(port_info, ':', &ports);
   if (ports.size() != 2u)
     return false;
 
   // Verify the ports information.
   base::StringToInt(ports[0], &spawner_server_port_);
   if (!spawner_server_port_ ||
       static_cast<uint32>(spawner_server_port_) >= kuint16max)
     return false;
 
   // Allow the test_server_port to be 0, which means the test server spawner
   // will pick up a random port to run the test server.
   base::StringToInt(ports[1], &test_server_port);
   if (static_cast<uint32>(test_server_port) >= kuint16max)
     return false;
   SetPort(test_server_port);
 
-  SetResourcePath(document_root, FilePath().AppendASCII("net")
-                                           .AppendASCII("data")
-                                           .AppendASCII("ssl")
-                                           .AppendASCII("certificates"));
+  FilePath root;
+  if (document_root.IsAbsolute()) {
+    root = document_root;
+  } else {
+    FilePath src_dir;
+    if (!PathService::Get(base::DIR_SOURCE_ROOT, &src_dir))
+      return false;
+    root = src_dir.Append(document_root);
+  }
+
+  SetResourcePath(root, FilePath().AppendASCII("net")
+                                  .AppendASCII("data")
+                                  .AppendASCII("ssl")
+                                  .AppendASCII("certificates"));
   return true;
 }
 
 }  // namespace net