Remove HIDL_GENERATED from things written by hand.

find . -name "*.h" -exec sed -i 's/HIDL_GENERATED_\(.*\)_H_/\U\1_H/g' {}
+

They now match what would be generated by -Lc++-impl. This prevents
confusion over whether or not the files are autogenerated.

Change-Id: I4aa89a39907024aa9525df71ff3715979f431357
Similar commit: https://android-review.googlesource.com/#/c/305996/
Test: pass
diff --git a/audio/effect/2.0/default/NoiseSuppressionEffect.h b/audio/effect/2.0/default/NoiseSuppressionEffect.h
index 83e513e..b73727e 100644
--- a/audio/effect/2.0/default/NoiseSuppressionEffect.h
+++ b/audio/effect/2.0/default/NoiseSuppressionEffect.h
@@ -14,8 +14,8 @@
  * limitations under the License.
  */
 
-#ifndef HIDL_GENERATED_android_hardware_audio_effect_V2_0_NoiseSuppressionEffect_H_
-#define HIDL_GENERATED_android_hardware_audio_effect_V2_0_NoiseSuppressionEffect_H_
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_NOISESUPPRESSIONEFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_NOISESUPPRESSIONEFFECT_H
 
 #include <system/audio_effects/effect_ns.h>
 
@@ -139,4 +139,4 @@
 }  // namespace hardware
 }  // namespace android
 
-#endif  // HIDL_GENERATED_android_hardware_audio_effect_V2_0_NoiseSuppressionEffect_H_
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_NOISESUPPRESSIONEFFECT_H