Upstream FirstRunActivity and friends.

chrome/android/java/src/org/chromium/chrome/browser/firstrun/TosAndUmaView.java

Index: chrome/android/java/src/org/chromium/chrome/browser/firstrun/TosAndUmaView.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/firstrun/TosAndUmaView.java b/chrome/android/java/src/org/chromium/chrome/browser/firstrun/TosAndUmaView.java
new file mode 100644
index 0000000000000000000000000000000000000000..3c8ec646ae56b446f0187c1d5c414178575bd09b
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/firstrun/TosAndUmaView.java
@@ -0,0 +1,53 @@
+// Copyright 2015 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.firstrun;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.FrameLayout;
+import android.widget.LinearLayout;
+
+import org.chromium.base.ApiCompatibilityUtils;
+import org.chromium.chrome.R;
+
+/**
+ * View that handles orientation changes for Terms of Service and UMA first run page.
+ */
+public class TosAndUmaView extends FrameLayout {
+
+    public TosAndUmaView(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    @Override
+    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+        // This assumes that view's layout_width is set to match_parent.
+        assert MeasureSpec.getMode(widthMeasureSpec) == MeasureSpec.EXACTLY;
+        int width = MeasureSpec.getSize(widthMeasureSpec);
+        int height = MeasureSpec.getSize(heightMeasureSpec);
+        LinearLayout content = (LinearLayout) findViewById(R.id.fre_content);
+        LinearLayout wrapper = (LinearLayout) findViewById(R.id.text_wrapper);
+        MarginLayoutParams params = (MarginLayoutParams) wrapper.getLayoutParams();
+        int paddingStart = 0;
+        if (width >= 2 * getResources().getDimension(R.dimen.fre_image_carousel_width)
+                && width > height) {
+            content.setOrientation(LinearLayout.HORIZONTAL);
+            paddingStart = getResources().getDimensionPixelSize(R.dimen.fre_margin);
+            params.width = 0;
+            params.height = LayoutParams.WRAP_CONTENT;
+        } else {
+            content.setOrientation(LinearLayout.VERTICAL);
+            params.width = LayoutParams.WRAP_CONTENT;
+            params.height = 0;
+        }
+        ApiCompatibilityUtils.setPaddingRelative(content,
+                paddingStart,
+                content.getPaddingTop(),
+                ApiCompatibilityUtils.getPaddingEnd(content),
+                content.getPaddingBottom());
+        wrapper.setLayoutParams(params);
+        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
+    }
+}