Capture the result of unused calls into unused variables (ahead of removing some JDK APIs from the CIRV list).

RELNOTES=n/a
PiperOrigin-RevId: 784580917

Author: kluever

android/guava-testlib/src/com/google/common/collect/testing/MapInterfaceTest.java

@@ -928,7 +928,7 @@ public void testGetNull() {
       }
     } else {
       try {
-        map.get(null);
+        V unused = map.get(null);
       } catch (NullPointerException optional) {
       }
     }

android/guava-tests/test/com/google/common/collect/AbstractMultimapAsMapImplementsMapTest.java

@@ -76,7 +76,7 @@ public void testRemove() {
     String keyToRemove = map.keySet().iterator().next();
     if (supportsRemove) {
       int initialSize = map.size();
-      map.get(keyToRemove);
+      // var oldValue = map.get(keyToRemove);
       map.remove(keyToRemove);
       // This line doesn't hold - see the Javadoc comments above.
       // assertEquals(expectedValue, oldValue);

android/guava-tests/test/com/google/common/collect/SynchronizedMapTest.java

@@ -186,7 +186,7 @@ public void testContainsValue() {
   }
 
   public void testGet() {
-    create().get(null);
+    Object unused = create().get(null);
   }
 
   public void testPut() {

android/guava-tests/test/com/google/common/collect/TableCollectionTest.java

@@ -856,7 +856,7 @@ public void testRemove() {
       String keyToRemove = map.keySet().iterator().next();
       if (supportsRemove) {
         int initialSize = map.size();
-        map.get(keyToRemove);
+        // var oldValue = map.get(keyToRemove);
         map.remove(keyToRemove);
         // This line doesn't hold - see the Javadoc comments above.
         // assertEquals(expectedValue, oldValue);

guava-testlib/src/com/google/common/collect/testing/MapInterfaceTest.java

@@ -928,7 +928,7 @@ public void testGetNull() {
       }
     } else {
       try {
-        map.get(null);
+        V unused = map.get(null);
       } catch (NullPointerException optional) {
       }
     }

guava-tests/test/com/google/common/collect/AbstractMultimapAsMapImplementsMapTest.java

@@ -76,7 +76,7 @@ public void testRemove() {
     String keyToRemove = map.keySet().iterator().next();
     if (supportsRemove) {
       int initialSize = map.size();
-      map.get(keyToRemove);
+      // var oldValue = map.get(keyToRemove);
       map.remove(keyToRemove);
       // This line doesn't hold - see the Javadoc comments above.
       // assertEquals(expectedValue, oldValue);

guava-tests/test/com/google/common/collect/TableCollectionTest.java

@@ -856,7 +856,7 @@ public void testRemove() {
       String keyToRemove = map.keySet().iterator().next();
       if (supportsRemove) {
         int initialSize = map.size();
-        map.get(keyToRemove);
+        // var oldValue = map.get(keyToRemove);
         map.remove(keyToRemove);
         // This line doesn't hold - see the Javadoc comments above.
         // assertEquals(expectedValue, oldValue);