Move some core/platform/graphics/mac files to geometry

Source/platform/blink_platform.gypi

 {
   'variables': {
     'platform_files': [
       'AsyncFileSystemCallbacks.h',
       'CalculationValue.cpp',
       'CalculationValue.h',
       'CheckedInt.h',
       'Clock.cpp',
       'Clock.h',
       'ColorChooser.cpp',
@@ skipping 300 matching lines @@
       'geometry/LayoutPoint.h',
       'geometry/LayoutRect.cpp',
       'geometry/LayoutRect.h',
       'geometry/LayoutSize.h',
       'geometry/Region.cpp',
       'geometry/Region.h',
       'geometry/RoundedRect.cpp',
       'geometry/RoundedRect.h',
       'geometry/TransformState.cpp',
       'geometry/TransformState.h',
+      'geometry/cg/FloatPointCG.cpp',
+      'geometry/cg/FloatRectCG.cpp',
+      'geometry/cg/FloatSizeCG.cpp',
+      'geometry/cg/IntPointCG.cpp',
+      'geometry/cg/IntRectCG.cpp',
+      'geometry/cg/IntSizeCG.cpp',
+      'geometry/mac/FloatPointMac.mm',
+      'geometry/mac/FloatRectMac.mm',
+      'geometry/mac/FloatSizeMac.mm',
+      'geometry/mac/IntPointMac.mm',
+      'geometry/mac/IntRectMac.mm',
+      'geometry/mac/IntSizeMac.mm',
       'graphics/angle/ANGLEPlatformBridge.cpp',
       'graphics/angle/ANGLEPlatformBridge.h',
       'graphics/filters/LightSource.cpp',
       'graphics/filters/LightSource.h',
       'graphics/filters/custom/CustomFilterArrayParameter.cpp',
       'graphics/filters/custom/CustomFilterArrayParameter.h',
       'graphics/filters/custom/CustomFilterConstants.h',
       'graphics/filters/custom/CustomFilterNumberParameter.cpp',
       'graphics/filters/custom/CustomFilterNumberParameter.h',
       'graphics/filters/custom/CustomFilterParameter.h',
@@ skipping 170 matching lines @@
       'geometry/RoundedRectTest.cpp',
       'graphics/ThreadSafeDataTransportTest.cpp',
       'testing/ArenaTestHelpers.h',
       'testing/TreeTestHelpers.cpp',
       'testing/TreeTestHelpers.h',
       'text/BidiResolverTest.cpp',
       'text/DateTimeFormatTest.cpp',
     ],
   },
 }