Rename DOMPath IDL interface to Path to match the specification

Source/core/core.gypi

 
 {
     'variables': {
         'core_idl_files': [
             'css/CSSCharsetRule.idl',
             'css/CSSFontFaceLoadEvent.idl',
             'css/CSSFontFaceRule.idl',
             'css/CSSHostRule.idl',
             'css/CSSImportRule.idl',
             'css/CSSMediaRule.idl',
@@ skipping 192 matching lines @@
             'html/ValidityState.idl',
             'html/VoidCallback.idl',
             'html/canvas/ArrayBuffer.idl',
             'html/canvas/ArrayBufferView.idl',
             'html/canvas/CanvasGradient.idl',
             'html/canvas/CanvasPattern.idl',
             'html/canvas/CanvasRenderingContext.idl',
             'html/canvas/CanvasRenderingContext2D.idl',
             'html/canvas/Canvas2DContextAttributes.idl',
             'html/canvas/DataView.idl',
-            'html/canvas/DOMPath.idl',
             'html/canvas/EXTDrawBuffers.idl',
             'html/canvas/EXTTextureFilterAnisotropic.idl',
             'html/canvas/Float32Array.idl',
             'html/canvas/Float64Array.idl',
             'html/canvas/Int16Array.idl',
             'html/canvas/Int32Array.idl',
             'html/canvas/Int8Array.idl',
             'html/canvas/OESStandardDerivatives.idl',
             'html/canvas/OESTextureFloat.idl',
             'html/canvas/OESTextureHalfFloat.idl',
             'html/canvas/OESVertexArrayObject.idl',
             'html/canvas/OESElementIndexUint.idl',
+            'html/canvas/Path.idl',
             'html/canvas/Uint16Array.idl',
             'html/canvas/Uint32Array.idl',
             'html/canvas/Uint8Array.idl',
             'html/canvas/Uint8ClampedArray.idl',
             'html/canvas/WebGLActiveInfo.idl',
             'html/canvas/WebGLBuffer.idl',
             'html/canvas/WebGLCompressedTextureATC.idl',
             'html/canvas/WebGLCompressedTexturePVRTC.idl',
             'html/canvas/WebGLCompressedTextureS3TC.idl',
             'html/canvas/WebGLContextAttributes.idl',
@@ skipping 3440 matching lines @@
                 'bison_exe': 'bison',
                 # We specify a preprocess so it happens locally and won't get
                 # distributed to goma.
                 # FIXME: /usr/bin/gcc won't exist on OSX forever. We want to
                 # use /usr/bin/clang once we require Xcode 4.x.
                 'preprocessor': '--preprocessor "/usr/bin/gcc -E -P -x c++"'
               }],
          ],
     }
 }