Fix DCHECK typo in comments

Few DCHECK in comments are misspelled as DHCECK. Fix these typos.

Change-Id: Ic9e6da8ef5b1c7ac20425d0597a3e8a347dc9311
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2096979Reviewed-by: Nico Weber <thakis@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Auto-Submit: Owen Min <zmin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#748873}

chrome/browser/data_reduction_proxy/data_reduction_proxy_browsertest.cc

@@ -869,7 +869,7 @@ IN_PROC_BROWSER_TEST_P(DataReductionProxyWithHoldbackBrowsertest,
 
   // Load a webpage in holdback group as well. This ensures that while in
   // holdback group, Chrome does not fetch the client config. If Chrome were to
-  // fetch the client config, the DHCECKs and other conditionals that check that
+  // fetch the client config, the DCHECKs and other conditionals that check that
   // holdback is not enabled would trigger and cause the test to fail.
   ui_test_utils::NavigateToURL(browser(), GURL("http://does.not.resolve/foo"));
 

components/performance_manager/graph/node_attached_data_impl.h

@@ -108,7 +108,7 @@ namespace performance_manager {
 // -- user_of_foo.cc --
 // Foo* foo = Foo::GetOrCreate(page_node);
 // foo->DoSomething();
-// DHCECK_EQ(foo, Foo::Get(page_node));
+// DCHECK_EQ(foo, Foo::Get(page_node));
 // DCHECK(Foo::Destroy(page_node));
 // -- user_of_foo.cc --
 

third_party/blink/renderer/core/display_lock/display_lock_context.cc

@@ -209,7 +209,7 @@ void DisplayLockContext::StartAcquire() {
   // don't need to do anything as we should have already added containment.
   // Moreover, dirtying self style from within style recalc is not allowed,
   // since either it has no effect and is cleaned before any work is done, or it
-  // causes DHCECKs in AssertLayoutTreeUpdated().
+  // causes DCHECKs in AssertLayoutTreeUpdated().
   if (!document_->InStyleRecalc()) {
     element_->SetNeedsStyleRecalc(
         kLocalStyleChange,

third_party/blink/renderer/core/editing/position.h

@@ -184,7 +184,7 @@ class PositionTemplate {
   // Note: Comparison of positions require both parameters are non-null. You
   // should check null-position before comparing them.
   // TODO(yosin): We should use |Position::operator<()| instead of
-  // |Position::comapreTo()| to utilize |DHCECK_XX()|.
+  // |Position::compareTo()| to utilize |DCHECK_XX()|.
   int16_t CompareTo(const PositionTemplate<Strategy>&) const;
   bool operator<(const PositionTemplate<Strategy>&) const;
   bool operator<=(const PositionTemplate<Strategy>&) const;