Move weborigin/ under platform/ so that it may someday call platform APIs

Source/platform/blink_platform.gypi

Index: Source/platform/blink_platform.gypi
diff --git a/Source/platform/blink_platform.gypi b/Source/platform/blink_platform.gypi
index 688cb6a5c1d74c0ae726f2b63a00b9ed7d8f6648..8dc75b3dd5fb5e8e0c0e61619943eb92487b7d23 100644
--- a/Source/platform/blink_platform.gypi
+++ b/Source/platform/blink_platform.gypi
@@ -435,6 +435,25 @@
       'transforms/TranslateTransformOperation.h',
       'transforms/TransformationMatrix.cpp',
       'transforms/TransformationMatrix.h',
+      'weborigin/DatabaseIdentifier.cpp',
+      'weborigin/DatabaseIdentifier.h',
+      'weborigin/KURL.cpp',
+      'weborigin/KURL.h',
+      'weborigin/KURLHash.h',
+      'weborigin/KnownPorts.cpp',
+      'weborigin/KnownPorts.h',
+      'weborigin/OriginAccessEntry.cpp',
+      'weborigin/OriginAccessEntry.h',
+      'weborigin/ReferrerPolicy.h',
+      'weborigin/SchemeRegistry.cpp',
+      'weborigin/SchemeRegistry.h',
+      'weborigin/SecurityOrigin.cpp',
+      'weborigin/SecurityOrigin.h',
+      'weborigin/SecurityOriginCache.h',
+      'weborigin/SecurityOriginHash.h',
+      'weborigin/SecurityPolicy.cpp',
+      'weborigin/SecurityPolicy.h',
+      'weborigin/WebOriginExport.h',
       'win/HWndDC.h',
       'win/SystemInfo.cpp',
       'win/SystemInfo.h',
@@ -459,6 +478,9 @@
       'testing/TreeTestHelpers.h',
       'text/BidiResolverTest.cpp',
       'text/DateTimeFormatTest.cpp',
+      'weborigin/DatabaseIdentifierTest.cpp',
+      'weborigin/KURLTest.cpp',
+      'weborigin/SecurityOriginTest.cpp',
     ],
   },
 }