GpuStats: refactor single stats pieces into a uniform way

This change makes it easy for adding single stats pieces into GpuService without
adding or modifying the binder interface each time.

Bug: 135210726
Test: adb shell dumpsys gpu
Change-Id: I2907065a55d03a6c1494737e6f0a77f6e94272eb
diff --git a/services/gpuservice/GpuService.h b/services/gpuservice/GpuService.h
index 3e0e1b5..525fb4f 100644
--- a/services/gpuservice/GpuService.h
+++ b/services/gpuservice/GpuService.h
@@ -50,8 +50,8 @@
                      int64_t driverLoadingTime) override;
     status_t getGpuStatsGlobalInfo(std::vector<GpuStatsGlobalInfo>* outStats) const override;
     status_t getGpuStatsAppInfo(std::vector<GpuStatsAppInfo>* outStats) const override;
-    void setCpuVulkanInUse(const std::string& appPackageName,
-                           const uint64_t driverVersionCode) override;
+    void setTargetStats(const std::string& appPackageName, const uint64_t driverVersionCode,
+                        const GpuStatsInfo::Stats stats, const uint64_t value) override;
 
     /*
      * IBinder interface