Remove obvious special cases for IE10 and below.

RELNOTES: Drop support for IE10

PiperOrigin-RevId: 484648225
Change-Id: Ia035e0be683b0c2e4028c46d821826c720e80dfa

Author: concavelenz

closure/goog/crypt/base64.js

@@ -421,9 +421,6 @@ goog.crypt.base64.decodeStringToByteArray = function(input, opt_ignored) {
  */
 goog.crypt.base64.decodeStringToUint8Array = function(input) {
   'use strict';
-  goog.asserts.assert(
-      !goog.userAgent.IE || goog.userAgent.isVersionOrHigher('10'),
-      'Browser does not support typed arrays');
   var len = input.length;
   // Approximate the length of the array needed for output.
   // Our method varies according to the format of the input, which we can

closure/goog/crypt/sha2_64bit_test.js

@@ -13,7 +13,6 @@ const Sha512_256 = goog.require('goog.crypt.Sha512_256');
 const crypt = goog.require('goog.crypt');
 const hashTester = goog.require('goog.crypt.hashTester');
 const testSuite = goog.require('goog.testing.testSuite');
-const userAgent = goog.require('goog.userAgent');
 
 /**
  * Each object in the test vector array is a source text and one or more
@@ -163,16 +162,13 @@ testSuite({
 
   /** Test one really large string using SHA512 */
   testHashing512Large() {
-    // This test tends to time out on IE7 and IE8. See b/22873770.
-    if (!userAgent.IE || userAgent.isVersionOrHigher('9')) {
-      const hasher = new Sha512();
-      hasher.update((new Array(1000000)).fill(0));
-      const digest = hasher.digest();
-      const expected = crypt.hexToByteArray(
-          'ce044bc9fd43269d5bbc946cbebc3bb711341115cc4abdf2edbc3ff2c57ad4b1' +
-          '5deb699bda257fea5aef9c6e55fcf4cf9dc25a8c3ce25f2efe90908379bff7ed');
-      assertElementsEquals(expected, digest);
-    }
+    const hasher = new Sha512();
+    hasher.update((new Array(1000000)).fill(0));
+    const digest = hasher.digest();
+    const expected = crypt.hexToByteArray(
+        'ce044bc9fd43269d5bbc946cbebc3bb711341115cc4abdf2edbc3ff2c57ad4b1' +
+        '5deb699bda257fea5aef9c6e55fcf4cf9dc25a8c3ce25f2efe90908379bff7ed');
+    assertElementsEquals(expected, digest);
   },
 
   /** Check that the code throws an error for bad input */

closure/goog/debug/BUILD

@@ -110,12 +110,10 @@ closure_js_library(
         "//closure/goog/disposable",
         "//closure/goog/events",
         "//closure/goog/events:event",
-        "//closure/goog/events:eventtarget",
         "//closure/goog/log",
         "//closure/goog/net:xhrio",
         "//closure/goog/object",
         "//closure/goog/uri:utils",
-        "//closure/goog/useragent",
     ],
 )
 

closure/goog/debug/error_test.js

@@ -49,40 +49,26 @@ testSuite({
 
     assertEquals('Message property should be set', 'testing', message);
 
-    expectedFailures.expectFailureFor(
-        (userAgent.IE && !userAgent.isVersionOrHigher('10')) ||
-            product.SAFARI ||
-            (product.CHROME && !userAgent.isVersionOrHigher(532)),
-        'error.stack is not widely supported');
+    assertNotNull(stack);
 
-    try {
-      assertNotNull(stack);
-
-      if (product.FIREFOX) {
-        // Firefox 4 and greater does not have the first line that says
-        // 'Error'. So we insert a dummy line to simplify the test.
-        stack.splice(0, 0, 'Error');
-      }
-
-      // If the stack trace came from a synthetic Error object created
-      // inside the goog.debug.Error constructor, it will have an extra frame
-      // at stack[1]. If it came from captureStackTrace or was attached
-      // by IE when the error was caught, it will not.
-      if (!Error.captureStackTrace && !userAgent.IE) {
-        stack.splice(1, 1);  // Remove stack[1].
-      }
+    if (product.FIREFOX) {
+      // Firefox 4 and greater does not have the first line that says
+      // 'Error'. So we insert a dummy line to simplify the test.
+      stack.splice(0, 0, 'Error');
+    }
 
-      assertContains(
-          '1st line of stack should have "Error"', 'Error', stack[0]);
-      assertContains(
-          '2nd line of stack should have "zzzzz"', 'zzzzz', stack[1]);
-      assertContains(
-          '3rd line of stack should have "yyyyy"', 'yyyyy', stack[2]);
-      assertContains(
-          '4th line of stack should have "xxxxx"', 'xxxxx', stack[3]);
-    } catch (e) {
-      expectedFailures.handleException(e);
+    // If the stack trace came from a synthetic Error object created
+    // inside the goog.debug.Error constructor, it will have an extra frame
+    // at stack[1]. If it came from captureStackTrace or was attached
+    // by IE when the error was caught, it will not.
+    if (!Error.captureStackTrace && !userAgent.IE) {
+      stack.splice(1, 1);  // Remove stack[1].
     }
+
+    assertContains('1st line of stack should have "Error"', 'Error', stack[0]);
+    assertContains('2nd line of stack should have "zzzzz"', 'zzzzz', stack[1]);
+    assertContains('3rd line of stack should have "yyyyy"', 'yyyyy', stack[2]);
+    assertContains('4th line of stack should have "xxxxx"', 'xxxxx', stack[3]);
   },
 
   /** @suppress {checkTypes} suppression added to enable type checking */

closure/goog/debug/errorreporter.js

@@ -26,7 +26,6 @@ goog.require('goog.log');
 goog.require('goog.net.XhrIo');
 goog.require('goog.object');
 goog.require('goog.uri.utils');
-goog.require('goog.userAgent');
 
 
 
@@ -264,21 +263,14 @@ if (goog.debug.ErrorReporter.ALLOW_AUTO_PROTECT) {
    */
   goog.debug.ErrorReporter.prototype.setup_ = function() {
     'use strict';
-    if (goog.userAgent.IE && !goog.userAgent.isVersionOrHigher('10')) {
-      // Use "onerror" because caught exceptions in IE don't provide line
-      // number.
-      goog.debug.catchErrors(
-          goog.bind(this.handleException, this), false, null);
-    } else {
-      // "onerror" doesn't work with FF2 or Chrome
-      this.errorHandler_ =
-          new goog.debug.ErrorHandler(goog.bind(this.handleException, this));
-
-      this.errorHandler_.protectWindowSetTimeout();
-      this.errorHandler_.protectWindowSetInterval();
-      this.errorHandler_.protectWindowRequestAnimationFrame();
-      goog.debug.entryPointRegistry.monitorAll(this.errorHandler_);
-    }
+    // "onerror" doesn't work with FF2 or Chrome
+    this.errorHandler_ =
+        new goog.debug.ErrorHandler(goog.bind(this.handleException, this));
+
+    this.errorHandler_.protectWindowSetTimeout();
+    this.errorHandler_.protectWindowSetInterval();
+    this.errorHandler_.protectWindowRequestAnimationFrame();
+    goog.debug.entryPointRegistry.monitorAll(this.errorHandler_);
   };
 }
 

closure/goog/debug/errorreporter_test.js

@@ -162,35 +162,7 @@ testSuite({
     assertEquals('trace=Not%20available', MockXhrIo.lastContent);
   },
 
-  /** @suppress {checkTypes} suppression added to enable type checking */
-  test_internetExplorerSendErrorReport() {
-    stubs.set(userAgent, 'IE', true);
-    stubs.set(userAgent, 'isVersionOrHigher', functions.FALSE);
-
-    // Remove test runner's onerror handler so the test doesn't fail.
-    stubs.set(globalThis, 'onerror', null);
-
-    errorReporter = ErrorReporter.install('/errorreporter');
-    globalThis.onerror('Goodbye :(', url, 22);
-    assertEquals(
-        `/errorreporter?script=${encodedUrl}` +
-            '&error=Goodbye%20%3A(&line=22',
-        MockXhrIo.lastUrl);
-    assertEquals('trace=Not%20available', MockXhrIo.lastContent);
-  },
-
-  /** @suppress {checkTypes} suppression added to enable type checking */
-  test_setLoggingHeaders() {
-    stubs.set(userAgent, 'IE', true);
-    stubs.set(userAgent, 'isVersionOrHigher', functions.FALSE);
-    // Remove test runner's onerror handler so the test doesn't fail.
-    stubs.set(globalThis, 'onerror', null);
 
-    errorReporter = ErrorReporter.install('/errorreporter');
-    errorReporter.setLoggingHeaders('header!');
-    globalThis.onerror('Goodbye :(', 'http://www.your.tst/more/bogus.js', 22);
-    assertEquals('header!', MockXhrIo.lastHeaders);
-  },
 
   test_nonInternetExplorerSendErrorReportWithTrace() {
     stubs.set(userAgent, 'IE', false);
@@ -341,12 +313,12 @@ testSuite({
 
   testProtectAdditionalEntryPoint_IE() {
     stubs.set(userAgent, 'IE', true);
-    stubs.set(userAgent, 'isVersionOrHigher', functions.FALSE);
 
     errorReporter = ErrorReporter.install('/errorreporter');
     const fn = () => {};
     const protectedFn = errorReporter.protectAdditionalEntryPoint(fn);
-    assertNull(protectedFn);
+    assertNotNull(protectedFn);
+    assertNotEquals(fn, protectedFn);
   },
 
   testHandleException_dispatchesEvent() {