Remove inessential functions from the JS Script class

test/mjsunit/debug-sourceslice.js

-// Copyright 2008 the V8 project authors. All rights reserved.
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-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-//       notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-//       copyright notice, this list of conditions and the following
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-//       with the distribution.
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-//       contributors may be used to endorse or promote products derived
-//       from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// Flags: --expose-debug-as debug
-// Source lines for test.
-var lines = [ 'function a() { b(); };\n',
-              'function    b() {\n',
-              '  c(true);\n',
-              '};\n',
-              '  function c(x) {\n',
-              '    if (x) {\n',
-              '      return 1;\n',
-              '    } else {\n',
-              '      return 1;\n',
-              '    }\n',
-              '  };\n' ];
-
-// Build source by putting all lines together
-var source = '';
-for (var i = 0; i < lines.length; i++) {
-  source += lines[i];
-}
-eval(source);
-
-// Flags: --expose-debug-as debug
-// Get the Debug object exposed from the debug context global object.
-Debug = debug.Debug
-
-// Get the script object from one of the functions in the source.
-var script = Debug.findScript(a);
-
-// Make sure that the source is as expected.
-assertEquals(source, script.source);
-assertEquals(source, script.sourceSlice().sourceText());
-
-// Try all possible line interval slices.
-for (var slice_size = 0; slice_size < lines.length; slice_size++) {
-  for (var n = 0; n < lines.length - slice_size; n++) {
-    var slice = script.sourceSlice(n, n + slice_size);
-    assertEquals(n, slice.from_line);
-    assertEquals(n + slice_size, slice.to_line);
-
-    var text = slice.sourceText();
-    var expected = '';
-    for (var i = 0; i < slice_size; i++) {
-      expected += lines[n + i];
-    }
-    assertEquals(expected, text);
-  }
-}