[GPU] Common resolve code based on compute shaders, swap MSAA samples 1 and 2, change ROV write rounding, random refactoring

src/xenia/gpu/null/null_command_processor.cc

@@ -21,7 +21,7 @@ NullCommandProcessor::~NullCommandProcessor() = default;
 void NullCommandProcessor::TracePlaybackWroteMemory(uint32_t base_ptr,
                                                     uint32_t length) {}
 
-void NullCommandProcessor::RestoreEDRAMSnapshot(const void* snapshot) {}
+void NullCommandProcessor::RestoreEdramSnapshot(const void* snapshot) {}
 
 bool NullCommandProcessor::SetupContext() {
   return CommandProcessor::SetupContext();