GLES ProgramCache listens to memory pressure

gpu/command_buffer/service/gpu_preferences.cc

Index: gpu/command_buffer/service/gpu_preferences.cc
diff --git a/gpu/command_buffer/service/gpu_preferences.cc b/gpu/command_buffer/service/gpu_preferences.cc
index 06bc6b41cb905b3b93b7bf2b919d9668adf47830..86b49b43640f6822a5014bbff8b19357da135277 100644
--- a/gpu/command_buffer/service/gpu_preferences.cc
+++ b/gpu/command_buffer/service/gpu_preferences.cc
@@ -4,9 +4,14 @@
 
 #include "gpu/command_buffer/service/gpu_preferences.h"
 
+#include "base/sys_info.h"
+
 namespace gpu {
 
 GpuPreferences::GpuPreferences() {
+  gpu_program_cache_size = kDefaultMaxProgramCacheMemoryBytes;
+  if (base::SysInfo::IsLowEndDevice())
+    gpu_program_cache_size = kLowEndMaxProgramCacheMemoryBytes;
 }
 
 GpuPreferences::GpuPreferences(const GpuPreferences& other) = default;