Create benchmark tests for libpowermanager

This includes benchmarks around power HAL functions (both AIDL and HIDL
versions) and ones around the controller class.

Bug: 159799891
Test: atest libpowermanager_benchmarks
Change-Id: I8b151a661986dd3a1c7f232bd84fcc63e478fc4d
diff --git a/services/powermanager/PowerHalWrapper.cpp b/services/powermanager/PowerHalWrapper.cpp
index 5f4bfed..95f8623 100644
--- a/services/powermanager/PowerHalWrapper.cpp
+++ b/services/powermanager/PowerHalWrapper.cpp
@@ -117,8 +117,7 @@
         bool isSupported = false;
         auto isSupportedRet = mHandle->isBoostSupported(boost, &isSupported);
         if (!isSupportedRet.isOk()) {
-            ALOGV("Skipped setBoost %s because Power HAL is not available to check "
-                  "support",
+            ALOGV("Skipped setBoost %s because Power HAL is not available to check support",
                   toString(boost).c_str());
             return HalResult::FAILED;
         }
@@ -149,8 +148,7 @@
         bool isSupported = false;
         auto isSupportedRet = mHandle->isModeSupported(mode, &isSupported);
         if (!isSupportedRet.isOk()) {
-            ALOGV("Skipped setMode %s because Power HAL is not available to check "
-                  "support",
+            ALOGV("Skipped setMode %s because Power HAL is not available to check support",
                   toString(mode).c_str());
             return HalResult::FAILED;
         }