Remove HtmlReporter, HtmlSpecFilter, and supporting internal code

spec/html/HtmlSpecFilterSpec.js

@@ -1,43 +0,0 @@
-describe('HtmlSpecFilter', function() {
-  let env, deprecator;
-
-  beforeEach(function() {
-    deprecator = jasmine.createSpyObj('deprecator', [
-      'verboseDeprecations',
-      'addDeprecationWarning'
-    ]);
-    env = new privateUnderTest.Env({ deprecator });
-  });
-
-  afterEach(function() {
-    env.cleanup_();
-  });
-
-  it('emits a deprecation warning', function() {
-    new jasmineUnderTest.HtmlSpecFilter({ env });
-    expect(deprecator.addDeprecationWarning).toHaveBeenCalledWith(
-      jasmine.anything(),
-      'HtmlReporter and HtmlSpecFilter are deprecated. Use HtmlReporterV2 instead.',
-      undefined
-    );
-  });
-
-  it('should match when no string is provided', function() {
-    const specFilter = new jasmineUnderTest.HtmlSpecFilter({ env });
-
-    expect(specFilter.matches('foo')).toBe(true);
-    expect(specFilter.matches('*bar')).toBe(true);
-  });
-
-  it('should only match the provided string', function() {
-    const specFilter = new jasmineUnderTest.HtmlSpecFilter({
-      env,
-      filterString: function() {
-        return 'foo';
-      }
-    });
-
-    expect(specFilter.matches('foo')).toBe(true);
-    expect(specFilter.matches('bar')).toBe(false);
-  });
-});