Add landscape specs for Data Reduction Proxy promo

chrome/android/java/src/org/chromium/chrome/browser/widget/PaddedFrameLayout.java

 // 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.widget;
 
 import android.content.Context;
 import android.content.res.TypedArray;
 import android.util.AttributeSet;
 import android.widget.FrameLayout;
@@ skipping 27 matching lines @@
     public PaddedFrameLayout(Context context, AttributeSet attrs) {
         super(context, attrs);
         TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.PaddedFrameLayout);
         mMaxChildWidth = a.getDimensionPixelSize(
                 R.styleable.PaddedFrameLayout_maxChildWidth, NO_MAX_SIZE);
         mMaxChildHeight = a.getDimensionPixelSize(
                 R.styleable.PaddedFrameLayout_maxChildHeight, NO_MAX_SIZE);
         a.recycle();
     }
 
+    protected void setMaxChildWidth(int maxChildWidth) {
+        mMaxChildWidth = maxChildWidth;
+    }
+
+    protected void setMaxChildHeight(int maxChildHeight) {
+        mMaxChildHeight = maxChildHeight;
+    }
+
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
         mHorizontalPadding = getPaddingLeft();
         mTopPadding = getPaddingTop();
         mBottomPadding = getPaddingBottom();
     }
 
     @Override
     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
@@ skipping 18 matching lines @@
                 topPadding += excessHeight / 2;
                 bottomPadding += excessHeight / 2;
             }
         }
         setPadding(horizontalPadding, topPadding, horizontalPadding, bottomPadding);
 
         super.onMeasure(widthMeasureSpec, heightMeasureSpec);
     }
 
 }