Reviewed by Sam Weinig.

        Turn on -Wmissing-prototypes and fix the resulting warnings.
        
        * Configurations/Base.xcconfig:
        * bindings/js/JSHistoryCustom.cpp:
        (WebCore::nonCachingStaticBackFunctionGetter):
        (WebCore::nonCachingStaticForwardFunctionGetter):
        (WebCore::nonCachingStaticGoFunctionGetter):
        * bindings/js/JSLocationCustom.cpp:
        (WebCore::nonCachingStaticReplaceFunctionGetter):
        (WebCore::nonCachingStaticReloadFunctionGetter):
        (WebCore::nonCachingStaticAssignFunctionGetter):
        (WebCore::JSLocation::customGetOwnPropertySlot):
        * bindings/objc/DOMRGBColor.mm:
        (WebCore::getWrapperForRGB):
        (WebCore::setWrapperForRGB):
        (WebCore::removeWrapperForRGB):
        * bindings/scripts/CodeGeneratorJS.pm:
        * bridge/c/c_instance.cpp:
        (JSC::Bindings::globalExceptionString):
        * bridge/runtime_object.cpp:
        (JSC::callRuntimeConstructor):
        * css/CSSParser.cpp:
        (WebCore::parseGradientColorStop):
        * css/CSSPrimitiveValue.cpp:
        (WebCore::scaleFactorForConversion):
        * css/CSSStyleSelector.cpp:
        (WebCore::operator >):
        (WebCore::operator <=):
        (WebCore::getTransformOperationType):
        * dom/make_names.pl:
        * editing/DeleteSelectionCommand.cpp:
        (WebCore::updatePositionForTextRemoval):
        * editing/EditorCommand.cpp:
        (WebCore::valueBackColor):
        (WebCore::valueFontName):
        (WebCore::valueFontSize):
        (WebCore::valueFontSizeDelta):
        (WebCore::valueForeColor):
        * editing/VisiblePosition.cpp:
        (WebCore::canonicalizeCandidate):
        * editing/htmlediting.cpp:
        * editing/markup.cpp:
        (WebCore::joinMarkups):
        * html/HTMLElement.cpp:
        (WebCore::inlineTagList):
        (WebCore::blockTagList):
        * html/HTMLMediaElement.cpp:
        (WebCore::serializeTimeOffset):
        (WebCore::parseTimeOffset):
        * page/mac/FrameMac.mm:
        (WebCore::regExpForLabels):
        * platform/Arena.cpp:
        * platform/graphics/Color.cpp:
        (WebCore::colorFloatToRGBAByte):
        * platform/graphics/cg/ImageSourceCG.cpp:
        (WebCore::imageSourceOptions):
        * platform/graphics/cg/PathCG.cpp:
        (WebCore::CGPathApplierToPathApplier):
        * platform/graphics/mac/SimpleFontDataMac.mm:
        (WebCore::initFontData):
        * platform/mac/PlatformMouseEventMac.mm:
        * platform/text/String.cpp:
        * rendering/RenderBlock.cpp:
        (WebCore::continuationOutlineTable):
        (WebCore::getHeightForLineCount):
        * rendering/RenderView.cpp:
        (WebCore::rendererAfterPosition):
        * rendering/RootInlineBox.cpp:
        (WebCore::isEditableLeaf):
        * rendering/SVGRenderTreeAsText.cpp:
        (WebCore::hasFractions):
        * rendering/style/RenderStyle.cpp:
        (WebCore::positionedObjectMoved):
        * svg/SVGFont.cpp:
        (WebCore::floatWidthUsingSVGFontCallback):
        (WebCore::floatWidthMissingGlyphCallback):
        (WebCore::drawTextUsingSVGFontCallback):
        (WebCore::drawTextMissingGlyphCallback):
        * svg/SVGTransformable.cpp:
        (WebCore::parseTransformParamList):
        * svg/graphics/SVGPaintServerGradient.cpp:
        (WebCore::operator<<):
        * xml/XPathGrammar.y:
        * xml/XSLTExtensions.cpp:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@40171 268f45cc-cd09-0410-ab3c-d52691b4dbfc