third_party/WebKit: fix typos found in comments

third_party/WebKit/Source/wtf/PartitionAlloc.cpp

Index: third_party/WebKit/Source/wtf/PartitionAlloc.cpp
diff --git a/third_party/WebKit/Source/wtf/PartitionAlloc.cpp b/third_party/WebKit/Source/wtf/PartitionAlloc.cpp
index 8e6cdd9f4be257ac5b09fe91a7a32e5fe1482061..3e5f1b0846e1c91d1df524e866df5d8ee2dc838e 100644
--- a/third_party/WebKit/Source/wtf/PartitionAlloc.cpp
+++ b/third_party/WebKit/Source/wtf/PartitionAlloc.cpp
@@ -573,7 +573,7 @@ static ALWAYS_INLINE char* partitionPageAllocAndFillFreelist(PartitionPage* page
     }
 
     // We always return an object slot -- that's the +1 below.
-    // We do not neccessarily create any new freelist entries, because we cross sub page boundaries frequently for large bucket sizes.
+    // We do not necessarily create any new freelist entries, because we cross sub page boundaries frequently for large bucket sizes.
     ASSERT(numNewFreelistEntries + 1 <= numSlots);
     numSlots -= (numNewFreelistEntries + 1);
     page->numUnprovisionedSlots = numSlots;
@@ -758,7 +758,7 @@ static ALWAYS_INLINE void partitionDirectUnmap(PartitionPage* page)
         extent->nextExtent->prevExtent = extent->prevExtent;
     }
 
-    // Add on the size of the trailing guard page and preceeding partition
+    // Add on the size of the trailing guard page and preceding partition
     // page.
     unmapSize += kPartitionPageSize + kSystemPageSize;