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

blimp/client/app/android/web_input_box.cc

Index: blimp/client/app/android/web_input_box.cc
diff --git a/blimp/client/app/android/web_input_box.cc b/blimp/client/app/android/web_input_box.cc
index c84ee73aa3d3f6b03b263ae308fc6e79a5b6b816..e3b2de9c78d1cb3487b8e177c015150b7bba95d2 100644
--- a/blimp/client/app/android/web_input_box.cc
+++ b/blimp/client/app/android/web_input_box.cc
@@ -50,13 +50,13 @@ void WebInputBox::OnShowImeRequested(ui::TextInputType input_type,
   JNIEnv* env = base::android::AttachCurrentThread();
   DCHECK_NE(ui::TEXT_INPUT_TYPE_NONE, input_type);
   Java_WebInputBox_onShowImeRequested(
-      env, java_obj_.obj(), input_type,
-      base::android::ConvertUTF8ToJavaString(env, text).obj());
+      env, java_obj_, input_type,
+      base::android::ConvertUTF8ToJavaString(env, text));
 }
 
 void WebInputBox::OnHideImeRequested() {
   JNIEnv* env = base::android::AttachCurrentThread();
-  Java_WebInputBox_onHideImeRequested(env, java_obj_.obj());
+  Java_WebInputBox_onHideImeRequested(env, java_obj_);
 }
 
 void WebInputBox::OnImeTextEntered(JNIEnv* env,