Use String8/16 c_str [camera udc-dev-plus-aosp]

Bug: 295394788
Test: make checkbuild
Change-Id: Ic2337204b92c9f1552e35972d0a888afa7e36786
diff --git a/camera/ndk/impl/ACameraDevice.cpp b/camera/ndk/impl/ACameraDevice.cpp
index 024ed20..97d65b0 100644
--- a/camera/ndk/impl/ACameraDevice.cpp
+++ b/camera/ndk/impl/ACameraDevice.cpp
@@ -368,24 +368,24 @@
         // ndk as well.
         if (remoteRet.exceptionCode() != EX_SERVICE_SPECIFIC) {
             ALOGE("Camera device %s failed to prepare output window %p: %s", getId(), window,
-                    remoteRet.toString8().string());
+                    remoteRet.toString8().c_str());
             return ACAMERA_ERROR_UNKNOWN;
 
         }
         switch (remoteRet.serviceSpecificErrorCode()) {
             case hardware::ICameraService::ERROR_INVALID_OPERATION:
                 ALOGE("Camera device %s invalid operation: %s", getId(),
-                        remoteRet.toString8().string());
+                        remoteRet.toString8().c_str());
                 return ACAMERA_ERROR_INVALID_OPERATION;
                 break;
             case hardware::ICameraService::ERROR_ILLEGAL_ARGUMENT:
                 ALOGE("Camera device %s invalid input argument: %s", getId(),
-                        remoteRet.toString8().string());
+                        remoteRet.toString8().c_str());
                 return ACAMERA_ERROR_INVALID_PARAMETER;
                 break;
             default:
                 ALOGE("Camera device %s failed to prepare output window %p: %s", getId(), window,
-                        remoteRet.toString8().string());
+                        remoteRet.toString8().c_str());
                 return ACAMERA_ERROR_UNKNOWN;
         }
     }