Allocate memory in smaller chunks for chrome://memory-exhaust/

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index 2e952fd5a26a3ca6dfcdb4ca3cb40252a7a6939b..7cf21c4d5b70dbc343a00869155350bdb153a07d 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -775,7 +775,7 @@ double ConvertToBlinkTime(const base::TimeTicks& time_ticks) {
 NOINLINE void ExhaustMemory() {
   volatile void* ptr = nullptr;
   do {
-    ptr = malloc(0x10000000);
+    ptr = malloc(0x1000000);
     base::debug::Alias(&ptr);
   } while (ptr);
 }