minidump: Use the crashpad::internal namespace more appropriately

minidump/minidump_location_descriptor_list_writer_test.cc

 // Copyright 2014 The Crashpad Authors. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
 #include "minidump/minidump_location_descriptor_list_writer.h"
 
 #include "base/strings/stringprintf.h"
 #include "gtest/gtest.h"
 #include "minidump/test/minidump_location_descriptor_list_test_util.h"
 #include "minidump/test/minidump_writable_test_util.h"
 #include "util/file/string_file_writer.h"
 
 namespace crashpad {
 namespace test {
 namespace {
 
 class TestMinidumpLocationDescriptorListWriter final
-    : public MinidumpLocationDescriptorListWriter {
+    : public internal::MinidumpLocationDescriptorListWriter {
  public:
   TestMinidumpLocationDescriptorListWriter()
       : MinidumpLocationDescriptorListWriter() {
   }
 
   ~TestMinidumpLocationDescriptorListWriter() override {}
 
   void AddChild(uint32_t value) {
     auto child = make_scoped_ptr(new TestUInt32MinidumpWritable(value));
     MinidumpLocationDescriptorListWriter::AddChild(child.Pass());
@@ skipping 61 matching lines @@
     const uint32_t* child = MinidumpWritableAtLocationDescriptor<uint32_t>(
         file_writer.string(), list->children[index]);
     ASSERT_TRUE(child);
     EXPECT_EQ(kValues[index], *child);
   }
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace crashpad