Add explicit Result::ok() checks where needed

Test: m checkbuild continuous_instrumentation_tests continuous_instrumentation_tests_api_coverage continuous_native_tests device-tests platform_tests
Exempt-From-Owner-Approval: mechanical mass refactoring
Change-Id: I9b893af3c9981f8cdf5c142297398f68133bd075
diff --git a/libs/input/KeyLayoutMap.cpp b/libs/input/KeyLayoutMap.cpp
index d36e417..fa5a541 100644
--- a/libs/input/KeyLayoutMap.cpp
+++ b/libs/input/KeyLayoutMap.cpp
@@ -80,7 +80,7 @@
     }
     std::unique_ptr<Tokenizer> t(tokenizer);
     auto ret = load(t.get());
-    if (ret) {
+    if (ret.ok()) {
         (*ret)->mLoadFileName = filename;
     }
     return ret;
@@ -95,7 +95,7 @@
     }
     std::unique_ptr<Tokenizer> t(tokenizer);
     auto ret = load(t.get());
-    if (ret) {
+    if (ret.ok()) {
         (*ret)->mLoadFileName = filename;
     }
     return ret;