gpu: Add a util method to set crash-keys from a GPUInfo.

chrome/common/crash_keys.h

Index: chrome/common/crash_keys.h
diff --git a/chrome/common/crash_keys.h b/chrome/common/crash_keys.h
index e7c9bc3d99995c52abaafdbfc35ab4fab1ff2427..142bd8403f3979c22cb40192ba00b393e16b2374 100644
--- a/chrome/common/crash_keys.h
+++ b/chrome/common/crash_keys.h
@@ -72,21 +72,6 @@ extern const char kShutdownType[];
 // invalid attempt to Pin the browser process after that.
 extern const char kBrowserUnpinTrace[];
 
-// GPU information.
-#if !defined(OS_ANDROID)
-extern const char kGPUVendorID[];
-extern const char kGPUDeviceID[];
-#endif
-extern const char kGPUDriverVersion[];
-extern const char kGPUPixelShaderVersion[];
-extern const char kGPUVertexShaderVersion[];
-#if defined(OS_MACOSX)
-extern const char kGPUGLVersion[];
-#elif defined(OS_POSIX)
-extern const char kGPUVendor[];
-extern const char kGPURenderer[];
-#endif
-
 #if defined(OS_WIN)
 extern const char kHungAudioThreadDetails[];