Minor comment fixes.

include/v8.h

Index: include/v8.h
diff --git a/include/v8.h b/include/v8.h
index 36edf5334a9d27c4cec2ba8238eab8ee808dea8e..e3f472605a84e2cbf899b406295a27d44e0068e0 100644
--- a/include/v8.h
+++ b/include/v8.h
@@ -3542,7 +3542,7 @@ class PropertyCallbackInfo {
   /**
    * \return The receiver. In many cases, this is the object on which the
    * property access was intercepted. When using
-   * `Reflect.Get`, `Function.prototype.call`, or similar functions, it is the
+   * `Reflect.get`, `Function.prototype.call`, or similar functions, it is the
    * object passed in as receiver or thisArg.
    *
    * \code
@@ -3607,7 +3607,7 @@ class PropertyCallbackInfo {
    * \return True if the intercepted function should throw if an error occurs.
    * Usually, `true` corresponds to `'use strict'`.
    *
-   * \note Always `false` when intercepting `Reflect.Set()`
+   * \note Always `false` when intercepting `Reflect.set()`
    * independent of the language mode.
    */
   V8_INLINE bool ShouldThrowOnError() const;