Remove now-unnecessary .obj() in Java method calls.

base/android/jni_generator/sample_for_tests.cc

Index: base/android/jni_generator/sample_for_tests.cc
diff --git a/base/android/jni_generator/sample_for_tests.cc b/base/android/jni_generator/sample_for_tests.cc
index 56c07121eb761db49a69e462600f5c3ec8bd3124..e0818b6773ba2f416b1bb0eee90342c2429ceb79 100644
--- a/base/android/jni_generator/sample_for_tests.cc
+++ b/base/android/jni_generator/sample_for_tests.cc
@@ -51,8 +51,8 @@ void CPPClass::AddStructB(JNIEnv* env,
                           const JavaParamRef<jobject>& caller,
                           const JavaParamRef<jobject>& structb) {
   long key = Java_InnerStructB_getKey(env, structb);
-  std::string value = ConvertJavaStringToUTF8(
-      env, Java_InnerStructB_getValue(env, structb).obj());
+  std::string value =
+      ConvertJavaStringToUTF8(env, Java_InnerStructB_getValue(env, structb));
   map_[key] = value;
 }
 
@@ -127,9 +127,9 @@ int main() {
     // Creates a "struct" that will then be used by the java side.
     ScopedJavaLocalRef<jobject> struct_a =
         base::android::Java_InnerStructA_create(
-            env, 0, 1, ConvertUTF8ToJavaString(env, "test").obj());
-    base::android::Java_SampleForTests_addStructA(
-        env, my_java_object, struct_a.obj());
+            env, 0, 1, ConvertUTF8ToJavaString(env, "test"));
+    base::android::Java_SampleForTests_addStructA(env, my_java_object,
+                                                  struct_a);
   }
   base::android::Java_SampleForTests_iterateAndDoSomething(env, my_java_object);
   base::android::Java_SampleForTests_packagePrivateJavaMethod(env,