[CherryPick] [EFL] Cancel mark on search field is not displayed

[CherryPick] [EFL] Cancel mark on search field is not displayed

[EFL] Cancel mark on search field is not displayed
https://bugs.webkit.org/show_bug.cgi?id=94880

Reviewed by Kenneth Rohde Christiansen.

Source/WebCore:

adjustSearchFieldCancelButtonStyle() doesn't set style width and height for search cancel button.
So, the button isn't showing up in search input field. Besides the button size should be scaled based
on the font size as chromium, qt, and blackberry ports.

Tests: fast/forms/search-cancel-button-style-sharing.html
       fast/forms/search-rtl.html

* platform/efl/RenderThemeEfl.cpp:
(WebCore):
(WebCore::RenderThemeEfl::adjustSearchFieldCancelButtonStyle):

LayoutTests:

Rebaseline expected results related to search cancel button.

* platform/efl-wk1/TestExpectations: These tests don't work with WK1 pixel test yet.
* platform/efl/TestExpectations:
* platform/efl/fast/forms/search-cancel-button-style-sharing-expected.png:
* platform/efl/fast/forms/search-cancel-button-style-sharing-expected.txt:
* platform/efl/fast/forms/search-rtl-expected.png:
* platform/efl/fast/forms/search-rtl-expected.txt:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@146050 268f45cc-cd09-0410-ab3c-d52691b4dbfc

Conflicts:

	LayoutTests/ChangeLog
	LayoutTests/platform/efl-wk1/TestExpectations
	LayoutTests/platform/efl/TestExpectations
	LayoutTests/platform/efl/fast/forms/search-cancel-button-style-sharing-expected.png
	LayoutTests/platform/efl/fast/forms/search-cancel-button-style-sharing-expected.txt
	LayoutTests/platform/efl/fast/forms/search-rtl-expected.png
	LayoutTests/platform/efl/fast/forms/search-rtl-expected.txt
	Source/WebCore/ChangeLog

Change-Id: Ie75c38ec713bf6b60264dce04d468c74ae2f9004