JNI SampleForTests updated with clearer name for caller object.

base/android/jni_generator/sample_for_tests.h

Index: base/android/jni_generator/sample_for_tests.h
diff --git a/base/android/jni_generator/sample_for_tests.h b/base/android/jni_generator/sample_for_tests.h
index e878e56cf6a427e8b1b5066fbb32d030ba9f79bf..5366faf2a8897aeee9fd03b5ef7244d12cd15c42 100644
--- a/base/android/jni_generator/sample_for_tests.h
+++ b/base/android/jni_generator/sample_for_tests.h
@@ -148,19 +148,19 @@ class CPPClass {
 
   class InnerClass {
    public:
-    jdouble MethodOtherP0(JNIEnv* env, jobject obj);
+    jdouble MethodOtherP0(JNIEnv* env, jobject caller);
   };
 
-  void Destroy(JNIEnv* env, jobject obj);
+  void Destroy(JNIEnv* env, jobject caller);
 
-  jint Method(JNIEnv* env, jobject obj);
+  jint Method(JNIEnv* env, jobject caller);
 
-  void AddStructB(JNIEnv* env, jobject obj, jobject structb);
+  void AddStructB(JNIEnv* env, jobject caller, jobject structb);
 
-  void IterateAndDoSomethingWithStructB(JNIEnv* env, jobject obj);
+  void IterateAndDoSomethingWithStructB(JNIEnv* env, jobject caller);
 
   base::android::ScopedJavaLocalRef<jstring> ReturnAString(
-      JNIEnv* env, jobject obj);
+      JNIEnv* env, jobject caller);
 
  private:
   std::map<long, std::string> map_;