Tell the text view we reset state on finish input

This should be done in onFinishInput rather than onFinishInputView
but for an unknown reason onFinishInput never comes.

Bug: 9113167
Change-Id: Iafb40846a3ed8fad78bfc160d17cd431f81fe891

java/src/com/android/inputmethod/latin/LatinIME.java

@@ -855,6 +855,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
         }
         // Remove pending messages related to update suggestions
         mHandler.cancelUpdateSuggestionStrip();
+        if (mWordComposer.isComposingWord()) mConnection.finishComposingText();
         resetComposingState(true /* alsoResetLastComposedWord */);
         // Notify ResearchLogger
         if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) {