Blacklist bad GPU drivers: currenly we disable all gpu related features if th...

chrome/common/gpu_messages.cc

Index: chrome/common/gpu_messages.cc
===================================================================
--- chrome/common/gpu_messages.cc	(revision 68066)
+++ chrome/common/gpu_messages.cc	(working copy)
@@ -5,6 +5,7 @@
 #include "chrome/common/gpu_messages.h"
 
 #include "chrome/common/gpu_create_command_buffer_config.h"
+#include "chrome/common/gpu_feature_flags.h"
 #include "chrome/common/gpu_info.h"
 #include "chrome/common/dx_diag_node.h"
 #include "gfx/rect.h"
@@ -129,6 +130,35 @@
 }
 #endif  // if defined(OS_MACOSX)
 
+void ParamTraits<GpuFeatureFlags> ::Write(Message* m, const param_type& p) {
+  WriteParam(m, p.is_accelerated_2d_canvas_blacklisted());
+  WriteParam(m, p.is_accelerated_compositing_blacklisted());
+  WriteParam(m, p.is_webgl_blacklisted());
+}
+
+bool ParamTraits<GpuFeatureFlags> ::Read(
+    const Message* m, void** iter, param_type* p) {
+  bool is_accelerated_2d_canvas_blacklisted;
+  bool is_accelerated_compositing_blacklisted;
+  bool is_webgl_blacklisted;
+  bool ret = ReadParam(m, iter, &is_accelerated_2d_canvas_blacklisted);
+  ret = ret && ReadParam(m, iter, &is_accelerated_compositing_blacklisted);

[vangelis, 2010/12/08 00:17:38]

nit: combine all three in a single statement that &&'s all the ReadParams. 

[Zhenyao Mo, 2010/12/09 00:06:06]

Done.

+  ret = ret && ReadParam(m, iter, &is_webgl_blacklisted);
+  if (!ret)
+    return false;
+  p->SetFlags(is_accelerated_2d_canvas_blacklisted,
+              is_accelerated_compositing_blacklisted,
+              is_webgl_blacklisted);
+  return true;
+}
+
+void ParamTraits<GpuFeatureFlags> ::Log(const param_type& p, std::string* l) {
+  l->append(base::StringPrintf("<GpuFeatureFlags> %d %d %d",
+                               p.is_accelerated_2d_canvas_blacklisted(),
+                               p.is_accelerated_compositing_blacklisted(),
+                               p.is_webgl_blacklisted()));
+}
+
 void ParamTraits<GPUInfo> ::Write(Message* m, const param_type& p) {
   WriteParam(m, static_cast<int32>(p.progress()));
   WriteParam(m, p.initialization_time());