ARM64: Fix EnsureSpace to not emit pools.

src/arm64/assembler-arm64.h

Index: src/arm64/assembler-arm64.h
diff --git a/src/arm64/assembler-arm64.h b/src/arm64/assembler-arm64.h
index 9a8cd467a0f7b8425c6dabe754f9f7f89cc54686..dcf83078709593fce60785d6af0c34eb385d2cc6 100644
--- a/src/arm64/assembler-arm64.h
+++ b/src/arm64/assembler-arm64.h
@@ -2040,6 +2040,7 @@ class Assembler : public AssemblerBase {
   }
 
   void GrowBuffer();
+  void CheckBufferSpace();
   void CheckBuffer();
 
   // Pc offset of the next constant pool check.
@@ -2238,7 +2239,7 @@ class PatchingAssembler : public Assembler {
 class EnsureSpace BASE_EMBEDDED {
  public:
   explicit EnsureSpace(Assembler* assembler) {
-    assembler->CheckBuffer();
+    assembler->CheckBufferSpace();
   }
 };