Revert "Drawing thumbnail background color for empty space in view."

import android.graphics.Matrix;

import android.graphics.Paint;

import android.graphics.Rect;

import android.graphics.Region;

import android.graphics.Shader;

import android.util.AttributeSet;

import android.view.View;

    float mDimAlpha;

    Matrix mScaleMatrix = new Matrix();

    Paint mDrawPaint = new Paint();

    Paint mBgFillPaint = new Paint();

    BitmapShader mBitmapShader;

    LightingColorFilter mLightingColorFilter = new LightingColorFilter(0xffffffff, 0);

        mDrawPaint.setAntiAlias(true);

        mCornerRadius = getResources().getDimensionPixelSize(

                R.dimen.recents_task_view_rounded_corners_radius);

        mBgFillPaint.setColor(Color.WHITE);

    }

    /**

        if (mInvisible) {

            return;

        }

        if (mThumbnailRect.width() <= 0 || mThumbnailRect.height() <= 0 ||

                mTaskViewRect.width() <= 0 || mTaskViewRect.height() <= 0) {

            return;

        }

        int thumbnailHeight = (int) (((float) mTaskViewRect.width() / mThumbnailRect.width()) *

                mThumbnailRect.height());

        if (thumbnailHeight >= mTaskViewRect.height()) {

            // The thumbnail fills the full task view bounds, so just draw it

        // Draw the thumbnail with the rounded corners

        canvas.drawRoundRect(0, 0, mTaskViewRect.width(), mTaskViewRect.height(),

                    mCornerRadius, mCornerRadius, mDrawPaint);

        } else {

            // The thumbnail only covers part of the task view bounds, so fill in the non-thumbnail

            // space with the default background color.  This is the equivalent of the GL border

            // texture mode.

            int count = canvas.save(Canvas.CLIP_SAVE_FLAG);

            // Since we want the top corners to be rounded, just clip at the thumbnail height

            canvas.clipRect(0, 0, mTaskViewRect.width(), thumbnailHeight, Region.Op.REPLACE);

            canvas.drawRoundRect(0, 0, mTaskViewRect.width(), thumbnailHeight + mCornerRadius,

                    mCornerRadius, mCornerRadius, mDrawPaint);

            // In the remaining space, draw the background color

            canvas.clipRect(0, thumbnailHeight, mTaskViewRect.width(), mTaskViewRect.height(),

                    Region.Op.REPLACE);

            canvas.drawRoundRect(0, thumbnailHeight - mCornerRadius, mTaskViewRect.width(),

                    mTaskViewRect.height(), mCornerRadius, mCornerRadius, mBgFillPaint);

            canvas.restoreToCount(count);

        }

                mCornerRadius,

                mCornerRadius, mDrawPaint);

    }

    /** Sets the thumbnail to a given bitmap. */