First step towards making text-matching mechanism more flexible; now caller can 
        control whether or not the matches are highlighted.

        * bridge/mac/WebCoreFrameBridge.h:
        * bridge/mac/WebCoreFrameBridge.mm:
        (-[WebCoreFrameBridge markAllMatchesForText:caseSensitive:]):
        renamed from highlightAllMatchesForString:
        (-[WebCoreFrameBridge markedTextMatchesAreHighlighted]):
        new getter method
        (-[WebCoreFrameBridge setMarkedTextMatchesAreHighlighted:]):
        new setter method
        (-[WebCoreFrameBridge unmarkAllTextMatches]):
        renamed from clearHighlightedMatches
        
        * page/Frame.h:
        * page/Frame.cpp:
        (WebCore::Frame::markAllMatchesForText):
        renamed from highlightAllMatchesForString
        (WebCore::Frame::markedTextMatchesAreHighlighted):
        new getter method, uses boolean ivar in FramePrivate
        (WebCore::Frame::setMarkedTextMatchesAreHighlighted):
        new setter method, uses boolean ivar in FramePrivate
        
        * page/FramePrivate.h:
        (WebCore::FramePrivate::FramePrivate):
        added boolean ivar m_highlightTextMatches, initialized to 0
        
        * rendering/InlineTextBox.cpp:
        (WebCore::InlineTextBox::paint):
        respect markedTextMatchesAreHighlighted

        * WebCore.xcodeproj/project.pbxproj:
        newer Xcode removed some obsolete settings



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@14447 268f45cc-cd09-0410-ab3c-d52691b4dbfc