customtabs: Benchmark app for WebView / Custom Tabs comparisons.

tools/android/customtabs_benchmark/java/src/org/chromium/customtabs/test/WebViewActivity.java

Index: tools/android/customtabs_benchmark/java/src/org/chromium/customtabs/test/WebViewActivity.java
diff --git a/tools/android/customtabs_benchmark/java/src/org/chromium/customtabs/test/WebViewActivity.java b/tools/android/customtabs_benchmark/java/src/org/chromium/customtabs/test/WebViewActivity.java
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+++ b/tools/android/customtabs_benchmark/java/src/org/chromium/customtabs/test/WebViewActivity.java
@@ -0,0 +1,82 @@
+// 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.customtabs.test;
+
+import android.app.Activity;
+import android.graphics.Bitmap;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Looper;
+import android.util.Log;
+import android.view.View;
+import android.webkit.WebChromeClient;
+import android.webkit.WebView;
+import android.webkit.WebViewClient;
+import android.widget.ProgressBar;
+
+/** Very basic WebView based activity for benchmarking. */
+public class WebViewActivity extends Activity {
+    private final Handler mHandler = new Handler(Looper.getMainLooper());
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_web_view);
+
+        mHandler.post(new Runnable() {
+            @Override
+            public void run() {
+                go();
+            }
+        });
+    }
+
+    private void go() {
+        String url = getIntent().getData().toString();
+        final long intentSentMs = getIntent().getLongExtra(MainActivity.INTENT_SENT_EXTRA, -1);
+
+        WebView webView = (WebView) findViewById(R.id.webview);
+        final ProgressBar progressBar = (ProgressBar) findViewById(R.id.progress_bar);
+
+        setTitle(url);
+
+        webView.setVisibility(View.VISIBLE);
+        webView.getSettings().setJavaScriptEnabled(true);
+        webView.setWebViewClient(new WebViewClient() {
+            private long mPageStartedOffsetMs = -1;
+
+            @Override
+            public boolean shouldOverrideUrlLoading(WebView view, String url) {
+                return false;
+            }
+
+            @Override
+            public void onPageStarted(WebView view, String url, Bitmap favicon) {
+                long offsetMs = MainActivity.now() - intentSentMs;
+                Log.w(MainActivity.TAG, "navigationStarted = " + offsetMs + " url = " + url);
+                // Can be called several times (redirects).
+                if (mPageStartedOffsetMs == -1) mPageStartedOffsetMs = offsetMs;
+            }
+
+            @Override
+            public void onPageFinished(WebView view, String url) {
+                long offsetMs = MainActivity.now() - intentSentMs;
+                Log.w(MainActivity.TAG, "navigationFinished = " + offsetMs);
+                Log.w(MainActivity.TAG, "WEBVIEW," + mPageStartedOffsetMs + "," + offsetMs);
+            }
+        });
+        webView.setWebChromeClient(new WebChromeClient() {
+            @Override
+            public void onProgressChanged(WebView view, int newProgress) {
+                if (progressBar.getVisibility() == View.GONE) {
+                    progressBar.setVisibility(View.VISIBLE);
+                }
+                progressBar.setProgress(newProgress);
+            }
+        });
+
+        webView.loadUrl(url);
+    }
+}