Revert of Add drawer with state information

tools/viewer/sk_app/android/surface_glue_android.cpp

Index: tools/viewer/sk_app/android/surface_glue_android.cpp
diff --git a/tools/viewer/sk_app/android/surface_glue_android.cpp b/tools/viewer/sk_app/android/surface_glue_android.cpp
index daf26a3852ed2c6275816f4756829dc2d06a0567..958b7876b8baa674aec32cc89c684d8f7db0edda 100644
--- a/tools/viewer/sk_app/android/surface_glue_android.cpp
+++ b/tools/viewer/sk_app/android/surface_glue_android.cpp
@@ -46,7 +46,6 @@
     fAndroidApp = env->NewGlobalRef(androidApp);
     jclass cls = env->GetObjectClass(fAndroidApp);
     fSetTitleMethodID = env->GetMethodID(cls, "setTitle", "(Ljava/lang/String;)V");
-    fSetStateMethodID = env->GetMethodID(cls, "setState", "(Ljava/lang/String;)V");
     fNativeWindow = nullptr;
     pthread_create(&fThread, nullptr, pthread_main, this);
 }
@@ -69,12 +68,6 @@
     jstring titleString = fPThreadEnv->NewStringUTF(title);
     fPThreadEnv->CallVoidMethod(fAndroidApp, fSetTitleMethodID, titleString);
     fPThreadEnv->DeleteLocalRef(titleString);
-}
-
-void SkiaAndroidApp::setUIState(const Json::Value& state) const {
-    jstring jstr = fPThreadEnv->NewStringUTF(state.toStyledString().c_str());
-    fPThreadEnv->CallVoidMethod(fAndroidApp, fSetStateMethodID, jstr);
-    fPThreadEnv->DeleteLocalRef(jstr);
 }
 
 void SkiaAndroidApp::postMessage(const Message& message) const {
@@ -146,12 +139,6 @@
                                              message.fTouchY);
             break;
         }
-        case kUIStateChanged: {
-            skiaAndroidApp->fWindow->onUIStateChanged(*message.stateName, *message.stateValue);
-            delete message.stateName;
-            delete message.stateValue;
-            break;
-        }
         default: {
             // do nothing
         }
@@ -242,17 +229,4 @@
     skiaAndroidApp->postMessage(message);
 }
 
-extern "C" JNIEXPORT void JNICALL Java_org_skia_viewer_ViewerActivity_onUIStateChanged(
-    JNIEnv* env, jobject activity, jlong handle, jstring stateName, jstring stateValue) {
-    auto skiaAndroidApp = (SkiaAndroidApp*)handle;
-    Message message(kUIStateChanged);
-    const char* nameChars = env->GetStringUTFChars(stateName, nullptr);
-    const char* valueChars = env->GetStringUTFChars(stateValue, nullptr);
-    message.stateName = new SkString(nameChars);
-    message.stateValue = new SkString(valueChars);
-    skiaAndroidApp->postMessage(message);
-    env->ReleaseStringUTFChars(stateName, nameChars);
-    env->ReleaseStringUTFChars(stateValue, valueChars);
-}
-
 }  // namespace sk_app