Fix handling of constraints for unspecified height RelativeLayouts

    private int getChildMeasureSpec(int childStart, int childEnd,

            int childSize, int startMargin, int endMargin, int startPadding,

            int endPadding, int mySize) {

        int childSpecMode = 0;

        int childSpecSize = 0;

        // Negative values in a mySize/myWidth/myWidth value in RelativeLayout

        // measurement is code for, "we got an unspecified mode in the

        // RelativeLayout's measure spec."

        if (mySize < 0 && !mAllowBrokenMeasureSpecs) {

            if (childSize >= 0) {

                return MeasureSpec.makeMeasureSpec(childSize, MeasureSpec.EXACTLY);

            }

            // Negative values in a mySize/myWidth/myWidth value in RelativeLayout measurement

            // is code for, "we got an unspecified mode in the RelativeLayout's measurespec."

            // Carry it forward.

            return MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);

                // The child specified an exact size.

                childSpecSize = childSize;

                childSpecMode = MeasureSpec.EXACTLY;

            } else if (childStart >= 0 && childEnd >= 0) {

                // Constraints fixed both edges, so child has an exact size.

                childSpecSize = Math.max(0, childEnd - childStart);

                childSpecMode = MeasureSpec.EXACTLY;

            } else {

                // Allow the child to be whatever size it wants.

                childSpecSize = 0;

                childSpecMode = MeasureSpec.UNSPECIFIED;

            }

        int childSpecMode = 0;

        int childSpecSize = 0;

            return MeasureSpec.makeMeasureSpec(childSpecSize, childSpecMode);

        }

        // Figure out start and end bounds.

        int tempStart = childStart;