Refactor the Android port to allow access to the chrome layer.

chrome/android/java/src/org/chromium/chrome/browser/component/web_contents_delegate_android/WebContentsDelegateAndroid.java

Index: chrome/android/java/src/org/chromium/chrome/browser/component/web_contents_delegate_android/WebContentsDelegateAndroid.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/component/web_contents_delegate_android/WebContentsDelegateAndroid.java b/chrome/android/java/src/org/chromium/chrome/browser/component/web_contents_delegate_android/WebContentsDelegateAndroid.java
new file mode 100644
index 0000000000000000000000000000000000000000..8572dabedbdd9c8b5671028ec119fa71e7fd9800
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/component/web_contents_delegate_android/WebContentsDelegateAndroid.java
@@ -0,0 +1,110 @@
+// Copyright (c) 2012 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.component.web_contents_delegate_android;
+
+import android.graphics.Rect;
+import android.graphics.RectF;
+import android.view.KeyEvent;
+
+import org.chromium.base.CalledByNative;
+import org.chromium.base.JNINamespace;
+
+/**
+ * Java peer of the native class of the same name.
+ */
+@JNINamespace("web_contents_delegate_android")
+public class WebContentsDelegateAndroid {
+
+    // Equivalent of WebCore::WebConsoleMessage::LevelTip.
+    public static final int LOG_LEVEL_TIP = 0;
+    // Equivalent of WebCore::WebConsoleMessage::LevelLog.
+    public static final int LOG_LEVEL_LOG = 1;
+    // Equivalent of WebCore::WebConsoleMessage::LevelWarning.
+    public static final int LOG_LEVEL_WARNING = 2;
+    // Equivalent of WebCore::WebConsoleMessage::LevelError.
+    public static final int LOG_LEVEL_ERROR = 3;
+    // The most recent load progress callback received from WebContents, as a percentage.
+    // Initialize to 100 to indicate that we're not in a loading state.
+    private int mMostRecentProgress = 100;
+
+    public int getMostRecentProgress() {
+        return mMostRecentProgress;
+    }
+
+    @CalledByNative
+    public void openNewTab(String url, boolean incognito) {
+    }
+
+    @CalledByNative
+    public boolean addNewContents(int nativeSourceWebContents, int nativeWebContents,
+            int disposition, Rect initialPosition, boolean userGesture) {
+        return false;
+    }
+
+    @CalledByNative
+    public void closeContents() {
+    }
+
+    @CalledByNative
+    public void onUrlStarredChanged(boolean starred) {
+    }
+
+    @CalledByNative
+    public void onLoadStarted() {
+    }
+
+    @CalledByNative
+    public void onLoadStopped() {
+    }
+
+    @CalledByNative
+    public void onTabHeaderStateChanged() {
+    }
+
+    @SuppressWarnings("unused")
+    @CalledByNative
+    private final void onLoadProgressChanged(double progress) {
+        mMostRecentProgress = (int) (100.0 * progress);
+        onLoadProgressChanged(mMostRecentProgress);
+    }
+
+    public void onLoadProgressChanged(int progress) {
+    }
+
+    @CalledByNative
+    public void onUpdateUrl(String url) {
+    }
+
+    @CalledByNative
+    public boolean takeFocus(boolean reverse) {
+        return false;
+    }
+
+    @CalledByNative
+    public boolean shouldOverrideUrlLoading(String url) {
+        return false;
+    }
+
+    @CalledByNative
+    public void handleKeyboardEvent(KeyEvent event) {
+        // TODO(bulach): we probably want to re-inject the KeyEvent back into
+        // the system. Investigate if this is at all possible.
+    }
+
+    /**
+     * Report a JavaScript console message.
+     *
+     * @param level message level. One of WebContentsDelegateAndroid.LOG_LEVEL*.
+     * @param message the error message.
+     * @param lineNumber the line number int the source file at which the error is reported.
+     * @param sourceId the name of the source file that caused the error.
+     * @return true if the client will handle logging the message.
+     */
+    @CalledByNative
+    public boolean addMessageToConsole(int level, String message, int lineNumber,
+            String sourceId) {
+        return false;
+    }
+}