[SyzyAsan] Enable Crashpad reporter as a 50/50 experiment.

syzygy/agent/asan/syzyasan_rtl.cc

 // Copyright 2012 Google Inc. 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 23 matching lines @@
 struct AsanFeatureName {
   AsanFeature flag;
   const char* name;
 };
 
 static const AsanFeatureName kAsanFeatureNames[] = {
     {ASAN_FEATURE_ENABLE_PAGE_PROTECTIONS, "SyzyASANPageProtections"},
     {DEPRECATED_ASAN_FEATURE_ENABLE_CTMALLOC, nullptr},
     {ASAN_FEATURE_ENABLE_LARGE_BLOCK_HEAP, "SyzyASANLargeBlockHeap"},
     {DEPRECATED_ASAN_FEATURE_ENABLE_KASKO, nullptr},
+    {ASAN_FEATURE_ENABLE_CRASHPAD, "SyzyASANCrashpad"},
 };
 
 // This lock guards against IAT patching on multiple threads concurrently.
 base::Lock patch_lock;
 
 // The maximum number of patch attemps to tolerate.
 const size_t kPatchAttempsMax = 10;
 // Counts the number of patch attempts that have occurred. Under patch_lock.
 size_t patch_attempts = 0;
 // Set to true when patching has been successfully accomplished.
@@ skipping 185 matching lines @@
   }
 
   // Check that we had names for all the features.
   DCHECK_EQ(0U, enabled_features);
 }
 
 }  // extern "C"
 
 }  // namespace asan
 }  // namespace agent