Add MinidumpContextWriter::CreateFromSnapshot(), everything downstream, and its test

minidump/minidump_exception_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,
@@ skipping 101 matching lines @@
 
   MINIDUMP_EXCEPTION_STREAM expected_exception_stream = {};
   expected_exception_stream.ThreadContext.DataSize = sizeof(MinidumpContextX86);
 
   const MinidumpContextX86* observed_context;
   ASSERT_NO_FATAL_FAILURE(ExpectExceptionStream(&expected_exception_stream,
                                                 observed_exception_stream,
                                                 file_writer.string(),
                                                 &observed_context));
 
-  ASSERT_NO_FATAL_FAILURE(ExpectMinidumpContextX86(kSeed, observed_context));
+  ASSERT_NO_FATAL_FAILURE(
+      ExpectMinidumpContextX86(kSeed, observed_context, false));
 }
 
 TEST(MinidumpExceptionWriter, Standard) {
   MinidumpFileWriter minidump_file_writer;
   auto exception_writer = make_scoped_ptr(new MinidumpExceptionWriter());
 
   const uint32_t kSeed = 200;
   const uint32_t kThreadID = 1;
   const uint32_t kExceptionCode = 2;
   const uint32_t kExceptionFlags = 3;
@@ skipping 49 matching lines @@
         exception_information[index];
   }
   expected_exception_stream.ThreadContext.DataSize = sizeof(MinidumpContextX86);
 
   const MinidumpContextX86* observed_context;
   ASSERT_NO_FATAL_FAILURE(ExpectExceptionStream(&expected_exception_stream,
                                                 observed_exception_stream,
                                                 file_writer.string(),
                                                 &observed_context));
 
-  ASSERT_NO_FATAL_FAILURE(ExpectMinidumpContextX86(kSeed, observed_context));
+  ASSERT_NO_FATAL_FAILURE(
+      ExpectMinidumpContextX86(kSeed, observed_context, false));
 }
 
 TEST(MinidumpExceptionWriterDeathTest, NoContext) {
   MinidumpFileWriter minidump_file_writer;
   auto exception_writer = make_scoped_ptr(new MinidumpExceptionWriter());
 
   minidump_file_writer.AddStream(exception_writer.Pass());
 
   StringFileWriter file_writer;
   ASSERT_DEATH(minidump_file_writer.WriteEverything(&file_writer), "context_");
 }
 
 TEST(MinidumpExceptionWriterDeathTest, TooMuchInformation) {
   MinidumpExceptionWriter exception_writer;
   std::vector<uint64_t> exception_information(EXCEPTION_MAXIMUM_PARAMETERS + 1,
                                               0x5a5a5a5a5a5a5a5a);
   ASSERT_DEATH(exception_writer.SetExceptionInformation(exception_information),
                "kMaxParameters");
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace crashpad