Merge WebKit at r78450: Initial merge by git.

Change-Id: I6d3e5f1f868ec266a0aafdef66182ddc3f265dc1

1 files changed, 11 insertions, 5 deletions

diff --git a/Source/WebCore/platform/graphics/GraphicsContext3D.h b/Source/WebCore/platform/graphics/GraphicsContext3D.h
index 24827e5..d6c1cec 100644
--- a/Source/WebCore/platform/graphics/GraphicsContext3D.h
+++ b/Source/WebCore/platform/graphics/GraphicsContext3D.h
@@ -47,7 +47,9 @@
 typedef unsigned int GC3Denum;
 typedef unsigned char GC3Dboolean;
 typedef unsigned int GC3Dbitfield;
+typedef signed char GC3Dbyte;
 typedef unsigned char GC3Dubyte;
+typedef short GC3Dshort;
 typedef unsigned short GC3Dushort;
 typedef int GC3Dint;
 typedef int GC3Dsizei;
@@ -117,7 +119,7 @@ class GraphicsContext3DInternal;
 
 class GraphicsContext3D : public RefCounted<GraphicsContext3D> {
 public:
-    enum WebGLEnumType {
+    enum {
         DEPTH_BUFFER_BIT = 0x00000100,
         STENCIL_BUFFER_BIT = 0x00000400,
         COLOR_BUFFER_BIT = 0x00004000,
@@ -452,6 +454,14 @@ public:
         RenderDirectlyToHostWindow
     };
 
+    class ContextLostCallback {
+    public:
+        virtual void onContextLost() = 0;
+        virtual ~ContextLostCallback() {}
+    };
+
+    void setContextLostCallback(PassOwnPtr<ContextLostCallback>);
+
     static PassRefPtr<GraphicsContext3D> create(Attributes, HostWindow*, RenderStyle = RenderOffscreen);
     ~GraphicsContext3D();
 
@@ -487,10 +497,6 @@ public:
     void prepareTexture();
 #endif
 
-    // Helper to return the size in bytes of OpenGL data types
-    // like GL_FLOAT, GL_INT, etc.
-    unsigned int sizeInBytes(GC3Denum type);
-
     // Helper to texImage2D with pixel==0 case: pixels are initialized to 0.
     // Return true if no GL error is synthesized.
     // By default, alignment is 4, the OpenGL default setting.