vibrator: aidl: Remove Output Checks on Error

VTS tests should treat output values as uninitialized when the returns
status is not OK.

Bug: 151174217
Test: Ran on Flame and Walleye
Signed-off-by: Harpreet \"Eli\" Sangha <eliptus@google.com>
Change-Id: I8a3fa77d35265b6dd371caace18ffb810e83a72f
diff --git a/vibrator/aidl/vts/VtsHalVibratorTargetTest.cpp b/vibrator/aidl/vts/VtsHalVibratorTargetTest.cpp
index 411fe7a..8b16025 100644
--- a/vibrator/aidl/vts/VtsHalVibratorTargetTest.cpp
+++ b/vibrator/aidl/vts/VtsHalVibratorTargetTest.cpp
@@ -128,7 +128,6 @@
             } else {
                 EXPECT_EQ(status.exceptionCode(), Status::EX_UNSUPPORTED_OPERATION)
                         << toString(effect) << " " << toString(strength);
-                EXPECT_EQ(lengthMs, 0);
             }
         }
     }
@@ -157,7 +156,6 @@
                 EXPECT_GT(lengthMs, 0);
             } else {
                 EXPECT_EQ(status.exceptionCode(), Status::EX_UNSUPPORTED_OPERATION);
-                EXPECT_EQ(lengthMs, 0);
             }
 
             if (!status.isOk()) continue;
@@ -177,7 +175,6 @@
             int lengthMs;
             Status status = vibrator->perform(effect, strength, callback, &lengthMs);
             EXPECT_EQ(Status::EX_UNSUPPORTED_OPERATION, status.exceptionCode());
-            EXPECT_EQ(lengthMs, 0);
         }
     }
 }