Merge branch 'open_source_contributions_cherry_picked' into google_internal
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 98142ac..82e4602 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -282,6 +282,10 @@
     <string name="pref_content_autofit">Auto-fit pages</string>
     <!-- Settings summary -->
     <string name="pref_content_autofit_summary">Format Web pages to fit the screen</string>
+    <!-- Settings label for enabling a mode where the browser is always set to landscape mode -->
+    <string name="pref_content_landscape_only">Landscape only display</string>
+    <!-- Settings summary -->
+    <string name="pref_content_landscape_only_summary">Always read pages in the wider, landscape screen orientation</string>
     <!-- Settings screen, section title -->
     <string name="pref_privacy_title">Privacy settings</string>
     <!-- Settings label -->
diff --git a/res/xml/browser_preferences.xml b/res/xml/browser_preferences.xml
index fdfa839..79dfb92 100644
--- a/res/xml/browser_preferences.xml
+++ b/res/xml/browser_preferences.xml
@@ -54,6 +54,12 @@
                 android:summary="@string/pref_content_autofit_summary" />  
 
         <CheckBoxPreference
+                android:key="landscape_only"
+                android:defaultValue="false"
+                android:title="@string/pref_content_landscape_only"
+                android:summary="@string/pref_content_landscape_only_summary" />
+
+        <CheckBoxPreference
                 android:key="enable_javascript"
                 android:defaultValue="true"
                 android:title="@string/pref_content_javascript" />     
diff --git a/src/com/android/browser/BrowserActivity.java b/src/com/android/browser/BrowserActivity.java
index ca788a6..1c89640 100644
--- a/src/com/android/browser/BrowserActivity.java
+++ b/src/com/android/browser/BrowserActivity.java
@@ -3525,19 +3525,19 @@
         String cookies = CookieManager.getInstance().getCookie(url);
 
         ContentValues values = new ContentValues();
-        values.put(Downloads.COLUMN_URI, uri.toString());
-        values.put(Downloads.COLUMN_COOKIE_DATA, cookies);
-        values.put(Downloads.COLUMN_USER_AGENT, userAgent);
-        values.put(Downloads.COLUMN_NOTIFICATION_PACKAGE,
+        values.put(Downloads.URI, uri.toString());
+        values.put(Downloads.COOKIE_DATA, cookies);
+        values.put(Downloads.USER_AGENT, userAgent);
+        values.put(Downloads.NOTIFICATION_PACKAGE,
                 getPackageName());
-        values.put(Downloads.COLUMN_NOTIFICATION_CLASS,
+        values.put(Downloads.NOTIFICATION_CLASS,
                 BrowserDownloadPage.class.getCanonicalName());
-        values.put(Downloads.COLUMN_VISIBILITY, Downloads.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
-        values.put(Downloads.COLUMN_MIME_TYPE, mimetype);
-        values.put(Downloads.COLUMN_FILE_NAME_HINT, filename);
-        values.put(Downloads.COLUMN_DESCRIPTION, uri.getHost());
+        values.put(Downloads.VISIBILITY, Downloads.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
+        values.put(Downloads.MIMETYPE, mimetype);
+        values.put(Downloads.FILENAME_HINT, filename);
+        values.put(Downloads.DESCRIPTION, uri.getHost());
         if (contentLength > 0) {
-            values.put(Downloads.COLUMN_TOTAL_BYTES, contentLength);
+            values.put(Downloads.TOTAL_BYTES, contentLength);
         }
         if (mimetype == null) {
             // We must have long pressed on a link or image to download it. We
@@ -4384,7 +4384,7 @@
       return 0;
     }
 
-    static final Pattern ACCEPTED_URI_SCHEMA = Pattern.compile(
+    protected static final Pattern ACCEPTED_URI_SCHEMA = Pattern.compile(
             "(?i)" + // switch on case insensitive matching
             "(" +    // begin group for schema
             "(?:http|https|file):\\/\\/" +
diff --git a/src/com/android/browser/BrowserDownloadAdapter.java b/src/com/android/browser/BrowserDownloadAdapter.java
index 16cb982..38b83fe 100644
--- a/src/com/android/browser/BrowserDownloadAdapter.java
+++ b/src/com/android/browser/BrowserDownloadAdapter.java
@@ -60,14 +60,14 @@
     public BrowserDownloadAdapter(Context context, int layout, Cursor c) {
         super(context, layout, c);
         mFilenameColumnId = c.getColumnIndexOrThrow(Downloads._DATA);
-        mTitleColumnId = c.getColumnIndexOrThrow(Downloads.COLUMN_TITLE);
-        mDescColumnId = c.getColumnIndexOrThrow(Downloads.COLUMN_DESCRIPTION);
-        mStatusColumnId = c.getColumnIndexOrThrow(Downloads.COLUMN_STATUS);
-        mTotalBytesColumnId = c.getColumnIndexOrThrow(Downloads.COLUMN_TOTAL_BYTES);
+        mTitleColumnId = c.getColumnIndexOrThrow(Downloads.TITLE);
+        mDescColumnId = c.getColumnIndexOrThrow(Downloads.DESCRIPTION);
+        mStatusColumnId = c.getColumnIndexOrThrow(Downloads.STATUS);
+        mTotalBytesColumnId = c.getColumnIndexOrThrow(Downloads.TOTAL_BYTES);
         mCurrentBytesColumnId = 
-            c.getColumnIndexOrThrow(Downloads.COLUMN_CURRENT_BYTES);
-        mMimetypeColumnId = c.getColumnIndexOrThrow(Downloads.COLUMN_MIME_TYPE);
-        mDateColumnId = c.getColumnIndexOrThrow(Downloads.COLUMN_LAST_MODIFICATION);
+            c.getColumnIndexOrThrow(Downloads.CURRENT_BYTES);
+        mMimetypeColumnId = c.getColumnIndexOrThrow(Downloads.MIMETYPE);
+        mDateColumnId = c.getColumnIndexOrThrow(Downloads.LAST_MODIFICATION);
     }
 
     @Override
@@ -106,7 +106,7 @@
                 // We have a filename, so we can build a title from that
                 title = new File(fullFilename).getName();
                 ContentValues values = new ContentValues();
-                values.put(Downloads.COLUMN_TITLE, title);
+                values.put(Downloads.TITLE, title);
                 // assume "_id" is the first column for the cursor 
                 context.getContentResolver().update(
                         ContentUris.withAppendedId(Downloads.CONTENT_URI,
diff --git a/src/com/android/browser/BrowserDownloadPage.java b/src/com/android/browser/BrowserDownloadPage.java
index 9776834..4397337 100644
--- a/src/com/android/browser/BrowserDownloadPage.java
+++ b/src/com/android/browser/BrowserDownloadPage.java
@@ -73,22 +73,22 @@
         mListView.setEmptyView(v);
         
         mDownloadCursor = managedQuery(Downloads.CONTENT_URI, 
-                new String [] {"_id", Downloads.COLUMN_TITLE, Downloads.COLUMN_STATUS,
-                Downloads.COLUMN_TOTAL_BYTES, Downloads.COLUMN_CURRENT_BYTES, 
-                Downloads._DATA, Downloads.COLUMN_DESCRIPTION, 
-                Downloads.COLUMN_MIME_TYPE, Downloads.COLUMN_LAST_MODIFICATION,
-                Downloads.COLUMN_VISIBILITY}, 
+                new String [] {"_id", Downloads.TITLE, Downloads.STATUS,
+                Downloads.TOTAL_BYTES, Downloads.CURRENT_BYTES, 
+                Downloads._DATA, Downloads.DESCRIPTION, 
+                Downloads.MIMETYPE, Downloads.LAST_MODIFICATION,
+                Downloads.VISIBILITY}, 
                 null, null);
         
         // only attach everything to the listbox if we can access
         // the download database. Otherwise, just show it empty
         if (mDownloadCursor != null) {
             mStatusColumnId = 
-                    mDownloadCursor.getColumnIndexOrThrow(Downloads.COLUMN_STATUS);
+                    mDownloadCursor.getColumnIndexOrThrow(Downloads.STATUS);
             mIdColumnId =
                     mDownloadCursor.getColumnIndexOrThrow(Downloads._ID);
             mTitleColumnId = 
-                    mDownloadCursor.getColumnIndexOrThrow(Downloads.COLUMN_TITLE);
+                    mDownloadCursor.getColumnIndexOrThrow(Downloads.TITLE);
             
             // Create a list "controller" for the data
             mDownloadAdapter = new BrowserDownloadAdapter(this, 
@@ -403,7 +403,7 @@
                 mDownloadCursor.getColumnIndexOrThrow(Downloads._DATA);
         String filename = mDownloadCursor.getString(filenameColumnId);
         int mimetypeColumnId =
-                mDownloadCursor.getColumnIndexOrThrow(Downloads.COLUMN_MIME_TYPE);
+                mDownloadCursor.getColumnIndexOrThrow(Downloads.MIMETYPE);
         String mimetype = mDownloadCursor.getString(mimetypeColumnId);
         Uri path = Uri.parse(filename);
         // If there is no scheme, then it must be a file
@@ -453,13 +453,13 @@
     private void hideCompletedDownload() {
         int status = mDownloadCursor.getInt(mStatusColumnId);
 
-        int visibilityColumn = mDownloadCursor.getColumnIndexOrThrow(Downloads.COLUMN_VISIBILITY);
+        int visibilityColumn = mDownloadCursor.getColumnIndexOrThrow(Downloads.VISIBILITY);
         int visibility = mDownloadCursor.getInt(visibilityColumn);
 
         if (Downloads.isStatusCompleted(status) &&
                 visibility == Downloads.VISIBILITY_VISIBLE_NOTIFY_COMPLETED) {
             ContentValues values = new ContentValues();
-            values.put(Downloads.COLUMN_VISIBILITY, Downloads.VISIBILITY_VISIBLE);
+            values.put(Downloads.VISIBILITY, Downloads.VISIBILITY_VISIBLE);
             getContentResolver().update(
                     ContentUris.withAppendedId(Downloads.CONTENT_URI,
                     mDownloadCursor.getLong(mIdColumnId)), values, null, null);
diff --git a/src/com/android/browser/BrowserHomepagePreference.java b/src/com/android/browser/BrowserHomepagePreference.java
index d4708c3..7324f24 100644
--- a/src/com/android/browser/BrowserHomepagePreference.java
+++ b/src/com/android/browser/BrowserHomepagePreference.java
@@ -50,8 +50,8 @@
         if (dialog != null) {
             String url = s.toString();
             dialog.getButton(DialogInterface.BUTTON_POSITIVE).setEnabled(
-                    url.length() == 0 || url.equals("about:blank") ||
-                    Regex.WEB_URL_PATTERN.matcher(url).matches());
+                url.length() == 0 || 
+                BrowserActivity.ACCEPTED_URI_SCHEMA.matcher(url).matches());
         }
     }
 
diff --git a/src/com/android/browser/BrowserSettings.java b/src/com/android/browser/BrowserSettings.java
index 0e2c5af..39f1d7f 100644
--- a/src/com/android/browser/BrowserSettings.java
+++ b/src/com/android/browser/BrowserSettings.java
@@ -70,6 +70,7 @@
     private String homeUrl = "http://www.google.com/m?client=ms-";
     private boolean loginInitialized = false;
     private boolean autoFitPage = true;
+    private boolean landscapeOnly = false;
     private boolean showDebugSettings = false;
 
     // Development settings
@@ -237,6 +238,14 @@
         textSize = WebSettings.TextSize.valueOf(
                 p.getString(PREF_TEXT_SIZE, textSize.name()));
         autoFitPage = p.getBoolean("autofit_pages", autoFitPage);
+        boolean landscapeOnlyTemp =
+                p.getBoolean("landscape_only", landscapeOnly);
+        if (landscapeOnlyTemp != landscapeOnly) {
+            landscapeOnly = landscapeOnlyTemp;
+            mTabControl.getBrowserActivity().setRequestedOrientation(
+                    landscapeOnly ? ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE
+                    : ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
+        }
         useWideViewPort = true; // use wide view port for either setting
         if (autoFitPage) {
             layoutAlgorithm = WebSettings.LayoutAlgorithm.NARROW_COLUMNS;
diff --git a/src/com/android/browser/FetchUrlMimeType.java b/src/com/android/browser/FetchUrlMimeType.java
index c585dbb..8578643 100644
--- a/src/com/android/browser/FetchUrlMimeType.java
+++ b/src/com/android/browser/FetchUrlMimeType.java
@@ -58,7 +58,7 @@
         mValues = values[0];
 
         // Check to make sure we have a URI to download
-        String uri = mValues.getAsString(Downloads.COLUMN_URI);
+        String uri = mValues.getAsString(Downloads.URI);
         if (uri == null || uri.length() == 0) {
             return null;
         }
@@ -66,15 +66,15 @@
         // User agent is likely to be null, though the AndroidHttpClient
         // seems ok with that.
         AndroidHttpClient client = AndroidHttpClient.newInstance(
-                mValues.getAsString(Downloads.COLUMN_USER_AGENT));
+                mValues.getAsString(Downloads.USER_AGENT));
         HttpHead request = new HttpHead(uri);
 
-        String cookie = mValues.getAsString(Downloads.COLUMN_COOKIE_DATA);
+        String cookie = mValues.getAsString(Downloads.COOKIE_DATA);
         if (cookie != null && cookie.length() > 0) {
             request.addHeader("Cookie", cookie);
         }
 
-        String referer = mValues.getAsString(Downloads.COLUMN_REFERER);
+        String referer = mValues.getAsString(Downloads.REFERER);
         if (referer != null && referer.length() > 0) {
             request.addHeader("Referer", referer);
         }
@@ -111,19 +111,19 @@
    @Override
     public void onPostExecute(String mimeType) {
        if (mimeType != null) {
-           String url = mValues.getAsString(Downloads.COLUMN_URI);
+           String url = mValues.getAsString(Downloads.URI);
            if (mimeType.equalsIgnoreCase("text/plain") ||
                    mimeType.equalsIgnoreCase("application/octet-stream")) {
                String newMimeType =
                        MimeTypeMap.getSingleton().getMimeTypeFromExtension(
                            MimeTypeMap.getFileExtensionFromUrl(url));
                if (newMimeType != null) {
-                   mValues.put(Downloads.COLUMN_MIME_TYPE, newMimeType);
+                   mValues.put(Downloads.MIMETYPE, newMimeType);
                }
            }
            String filename = URLUtil.guessFileName(url,
                    null, mimeType);
-           mValues.put(Downloads.COLUMN_FILE_NAME_HINT, filename);
+           mValues.put(Downloads.FILENAME_HINT, filename);
        }
 
        // Start the download