Android: Enable 'crash GPU process on context lost' WAR for Mali-400

gpu/command_buffer/service/gles2_cmd_decoder.cc

Index: gpu/command_buffer/service/gles2_cmd_decoder.cc
diff --git a/gpu/command_buffer/service/gles2_cmd_decoder.cc b/gpu/command_buffer/service/gles2_cmd_decoder.cc
index 951bbd62406e49e96adfa62320ad201a7f37cd24..7bbe050d06ef042c356e1f877bf81a9530ad367b 100644
--- a/gpu/command_buffer/service/gles2_cmd_decoder.cc
+++ b/gpu/command_buffer/service/gles2_cmd_decoder.cc
@@ -67,6 +67,10 @@
 #include "ui/gl/gl_implementation.h"
 #include "ui/gl/gl_surface.h"
 
+#if defined (OS_ANDROID)
+#include "base/sys_info.h"
+#endif
+
 #if defined(OS_MACOSX)
 #include <IOSurface/IOSurfaceAPI.h>
 // Note that this must be included after gl_bindings.h to avoid conflicts.
@@ -11326,7 +11330,12 @@ void GLES2DecoderImpl::MarkContextLost(error::ContextLostReason reason) {
 
   // Some D3D drivers cannot recover from device lost in the GPU process
   // sandbox. Allow a new GPU process to launch.
-  if (workarounds().exit_on_context_lost) {
+  if (workarounds().exit_on_context_lost
+#if defined(OS_ANDROID)
+      // Don't crash the browser.
+      && !base::SysInfo::IsLowEndDevice()
+#endif
+          ) {
     LOG(ERROR) << "Exiting GPU process because some drivers cannot reset"

[Zhenyao Mo, 2015/06/04 00:58:13]

The log message and the above comment are all about D3D.  You need to update
that.

                << " a D3D device in the Chrome GPU process sandbox.";
 #if defined(OS_WIN)