Do not process incoming intents to the search activity if promo is needed.

chrome/android/java/src/org/chromium/chrome/browser/searchwidget/SearchActivityLocationBarLayout.java

 // Copyright 2017 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.
 
 package org.chromium.chrome.browser.searchwidget;
 
 import android.content.Context;
 import android.os.Handler;
 import android.text.TextUtils;
 import android.util.AttributeSet;
@@ skipping 13 matching lines @@
     /** Delegates calls out to the containing Activity. */
     public static interface Delegate {
         /** Load a URL in the associated tab. */
         void loadUrl(String url);
 
         /** The user hit the back button. */
         void backKeyPressed();
     }
 
     private Delegate mDelegate;
-    private boolean mShowSuggestions;
+    private boolean mPendingSearchPromoDecision;
+    private boolean mPendingBeginQuery;
 
     public SearchActivityLocationBarLayout(Context context, AttributeSet attrs) {
         super(context, attrs, R.layout.location_bar_base);
         setUrlBarFocusable(true);
-        mShowSuggestions = !LocaleManager.getInstance().needToCheckForSearchEnginePromo();
+        mPendingSearchPromoDecision = LocaleManager.getInstance().needToCheckForSearchEnginePromo();
     }
 
     /** Set the {@link Delegate}. */
     void setDelegate(Delegate delegate) {
         mDelegate = delegate;
     }
 
     @Override
     protected void loadUrl(String url, int transition) {
         mDelegate.loadUrl(url);
@@ skipping 12 matching lines @@
 
     @Override
     public void setUrlToPageUrl() {
         // Explicitly do nothing.  The tab is invisible, so showing its URL would be confusing.
     }
 
     @Override
     public void onNativeLibraryReady() {
         super.onNativeLibraryReady();
         setAutocompleteProfile(Profile.getLastUsedProfile().getOriginalProfile());
+
+        mPendingSearchPromoDecision = LocaleManager.getInstance().needToCheckForSearchEnginePromo();
         setShowCachedZeroSuggestResults(true);
-        mShowSuggestions = !LocaleManager.getInstance().needToCheckForSearchEnginePromo();
     }
 
     @Override
     public void onSuggestionsReceived(
             List<OmniboxSuggestion> newSuggestions, String inlineAutocompleteText) {
-        if (!mShowSuggestions) return;
+        if (mPendingSearchPromoDecision) return;
         super.onSuggestionsReceived(newSuggestions, inlineAutocompleteText);
     }
 
     /** Called when the SearchActivity has finished initialization. */
     void onDeferredStartup(boolean isVoiceSearchIntent) {
         SearchWidgetProvider.updateCachedVoiceSearchAvailability(isVoiceSearchEnabled());
         if (isVoiceSearchIntent && mUrlBar.isFocused()) onUrlFocusChange(true);
         if (!TextUtils.isEmpty(mUrlBar.getText())) onTextChangedForAutocomplete();
-        mShowSuggestions = true;
+
+        assert !LocaleManager.getInstance().needToCheckForSearchEnginePromo();
+        mPendingSearchPromoDecision = false;
+
+        if (mPendingBeginQuery) {
+            beginQueryInternal(isVoiceSearchIntent);
+            mPendingBeginQuery = false;
+        }
     }
 
     /** Begins a new query. */
     void beginQuery(boolean isVoiceSearchIntent) {
+        // Clear the text regardless of the promo decision.  This allows the user to enter text
+        // before native has been initialized and have it not be cleared one the delayed beginQuery
+        // logic is performed.
+        mUrlBar.setIgnoreTextChangesForAutocomplete(true);
+        mUrlBar.setUrl("", null);
+        mUrlBar.setIgnoreTextChangesForAutocomplete(false);
+
+        mUrlBar.setCursorVisible(true);
+        mUrlBar.setSelection(0, mUrlBar.getText().length());
+
+        if (mPendingSearchPromoDecision) {
+            mPendingBeginQuery = true;
+            return;
+        }
+
+        beginQueryInternal(isVoiceSearchIntent);
+    }
+
+    private void beginQueryInternal(boolean isVoiceSearchIntent) {
+        assert !mPendingSearchPromoDecision;
+
         if (isVoiceSearchEnabled() && isVoiceSearchIntent) {
             startVoiceRecognition();
         } else {
             focusTextBox();
         }
     }
 
     @Override
     protected void updateButtonVisibility() {
         super.updateButtonVisibility();
         updateMicButtonVisibility(1.0f);
         findViewById(R.id.url_action_container).setVisibility(View.VISIBLE);
     }
 
     private void focusTextBox() {
-        if (mNativeInitialized) onUrlFocusChange(true);
+        if (!mUrlBar.hasFocus()) mUrlBar.requestFocus();
 
-        mUrlBar.setIgnoreTextChangesForAutocomplete(true);
-        mUrlBar.setUrl("", null);
-        mUrlBar.setIgnoreTextChangesForAutocomplete(false);
-
-        mUrlBar.setCursorVisible(true);
-        mUrlBar.setSelection(0, mUrlBar.getText().length());
         new Handler().post(new Runnable() {
             @Override
             public void run() {
                 UiUtils.showKeyboard(mUrlBar);
             }
         });
     }
 }