Make base compiled by clang

base/android/jni_generator/sample_for_tests.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/android/jni_android.h"
 #include "base/android/scoped_java_ref.h"
 
 // The main purpose of this is to ensure sample_for_tests_jni.h
 // compiles and the functions declared in it as expected.
 
@@ skipping 18 matching lines @@
 
   jint Method(JNIEnv* env, jobject obj) {
     return 0;
   }
 
   ScopedJavaLocalRef<jstring> InnerMethod(JNIEnv* env, jobject obj) {
     return ScopedJavaLocalRef<jstring>();
   }
 };
 
+static jint Init(JNIEnv* env, jobject obj) {
+  return 0;
+}
+
+static jdouble GetDoubleFunction(JNIEnv*, jobject) {
+  return 0;
+}
+
+static jfloat GetFloatFunction(JNIEnv*, jclass) {
+  return 0;
+}
+
+static void SetNonPODDatatype(JNIEnv*, jobject, jobject) {}
+
+static jobject GetNonPODDatatype(JNIEnv*, jobject) {
+  return NULL;
+}
+
+static jint InnerFunction(JNIEnv*, jclass) {
+  return 0;
+}
+
 } // namespace android
 } // namespace base
 
 #include "jni/SampleForTests_jni.h"
 
 int main() {
   // On a regular application, you'd call AttachCurrentThread(). This sample is
   // not yet linking with all the libraries.
   JNIEnv* env = /* AttachCurrentThread() */ NULL;
 
   // This is how you call a java static method from C++.
   bool foo = base::android::Java_SampleForTests_staticJavaMethod(env);
 
   // This is how you call a java method from C++. Note that you must have
   // obtained the jobject somehow.
   jobject my_java_object = NULL;
   int bar = base::android::Java_SampleForTests_javaMethod(
       env, my_java_object, 1, 2);
 
   return 0;
 }