android: Use hw acceleration in android_webview_shell

gpu/command_buffer/service/in_process_command_buffer.cc

Index: gpu/command_buffer/service/in_process_command_buffer.cc
diff --git a/gpu/command_buffer/service/in_process_command_buffer.cc b/gpu/command_buffer/service/in_process_command_buffer.cc
index 4a3def924a8879812d6d571d17eb413decec70fc..29fd5e998997413bf751e60e934f90b4d7de7f37 100644
--- a/gpu/command_buffer/service/in_process_command_buffer.cc
+++ b/gpu/command_buffer/service/in_process_command_buffer.cc
@@ -298,8 +298,8 @@ bool InProcessCommandBuffer::Initialize(
 
   if (result) {
     capabilities_ = capabilities;
-    capabilities_.map_image =
-        capabilities_.map_image && g_gpu_memory_buffer_factory;
+    capabilities_.map_image = false;

[no sievers, 2014/07/22 20:53:18]

force async upload path. i tried using GLImageShm also, but got cmdbuffer parse
errors - did not investigate further yet.

+//        capabilities_.map_image && g_gpu_memory_buffer_factory;
   }
   return result;
 }