Reviewed by Kent Tamura.

        Add a speech button to input elements, no rendering or actions yet.

        Speech Input: Add a speech button to text input element (no rendering or actions yet)
        https://bugs.webkit.org/show_bug.cgi?id=40925

        No new tests. Will create a layout test in a subsequent patch.

        * css/CSSPrimitiveValueMappings.h:
        (WebCore::CSSPrimitiveValue::CSSPrimitiveValue):
        * css/CSSSelector.cpp:
        (WebCore::CSSSelector::pseudoId):
        (WebCore::nameToPseudoTypeMap):
        (WebCore::CSSSelector::extractPseudoType):
        * css/CSSSelector.h:
        (WebCore::CSSSelector::):
        * css/CSSValueKeywords.in:
        * css/html.css:
        (input::-webkit-input-speech-button):
        * dom/InputElement.h:
        * html/HTMLAttributeNames.in:
        * html/HTMLInputElement.cpp:
        (WebCore::HTMLInputElement::isSpeechEnabled):
        * html/HTMLInputElement.h:
        * platform/ThemeTypes.h:
        (WebCore::):
        * rendering/RenderTextControlSingleLine.cpp:
        (WebCore::RenderTextControlSingleLine::nodeAtPoint):
        (WebCore::RenderTextControlSingleLine::forwardEvent):
        (WebCore::RenderTextControlSingleLine::styleDidChange):
        (WebCore::RenderTextControlSingleLine::hasControlClip):
        (WebCore::RenderTextControlSingleLine::controlClipRect):
        (WebCore::RenderTextControlSingleLine::textBlockWidth):
        (WebCore::RenderTextControlSingleLine::preferredContentWidth):
        (WebCore::RenderTextControlSingleLine::adjustControlHeightBasedOnLineHeight):
        (WebCore::RenderTextControlSingleLine::createSubtreeIfNeeded):
        (WebCore::RenderTextControlSingleLine::createSpeechButtonStyle):
        (WebCore::RenderTextControlSingleLine::clientPaddingRight):
        * rendering/RenderTextControlSingleLine.h:
        * rendering/RenderTheme.cpp:
        (WebCore::RenderTheme::adjustStyle):
        (WebCore::RenderTheme::paint):
        (WebCore::RenderTheme::paintBorderOnly):
        (WebCore::RenderTheme::paintDecorations):
        * rendering/TextControlInnerElements.cpp:
        (WebCore::InputFieldSpeechButtonElement::InputFieldSpeechButtonElement):
        (WebCore::InputFieldSpeechButtonElement::create):
        (WebCore::InputFieldSpeechButtonElement::defaultEventHandler):
        * rendering/TextControlInnerElements.h:
        * rendering/style/RenderStyleConstants.h:
        (WebCore::):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@61752 268f45cc-cd09-0410-ab3c-d52691b4dbfc