DiscIO/VolumeVerifier: In-class initialize members where applicable

Removes redundant initializers from the constructor and provides
initializers for all members that don't already have one for consistency
(and deterministic initial state).

Source/Core/DiscIO/VolumeVerifier.cpp

@@ -50,7 +50,7 @@ VolumeVerifier::VolumeVerifier(const Volume& volume, Hashes<bool> hashes_to_calc
     : m_volume(volume), m_hashes_to_calculate(hashes_to_calculate),
       m_calculating_any_hash(hashes_to_calculate.crc32 || hashes_to_calculate.md5 ||
                              hashes_to_calculate.sha1),
-      m_started(false), m_done(false), m_progress(0), m_max_progress(volume.GetSize())
+      m_max_progress(volume.GetSize())
 {
 }
 

Source/Core/DiscIO/VolumeVerifier.h

@@ -109,13 +109,13 @@ private:
 
   const Volume& m_volume;
   Result m_result;
-  bool m_is_tgc;
-  bool m_is_datel;
-  bool m_is_not_retail;
+  bool m_is_tgc = false;
+  bool m_is_datel = false;
+  bool m_is_not_retail = false;
 
-  Hashes<bool> m_hashes_to_calculate;
-  bool m_calculating_any_hash;
-  unsigned long m_crc32_context;
+  Hashes<bool> m_hashes_to_calculate{};
+  bool m_calculating_any_hash = false;
+  unsigned long m_crc32_context = 0;
   mbedtls_md5_context m_md5_context;
   mbedtls_sha1_context m_sha1_context;
 
@@ -127,10 +127,10 @@ private:
   std::map<Partition, size_t> m_block_errors;
   std::map<Partition, size_t> m_unused_block_errors;
 
-  bool m_started;
-  bool m_done;
-  u64 m_progress;
-  u64 m_max_progress;
+  bool m_started = false;
+  bool m_done = false;
+  u64 m_progress = 0;
+  u64 m_max_progress = 0;
 };
 
 }  // namespace DiscIO