Bug 1376399 - Hard crash in FF 54 and Nightly 56 on Windows 7 - r=jgilbert

gfx/angle/src/libANGLE/renderer/d3d/d3d11/Context11.cpp

@@ -151,7 +151,7 @@ gl::Error Context11::finish()
 
 gl::Error Context11::drawArrays(GLenum mode, GLint first, GLsizei count)
 {
-    return mRenderer->genericDrawArrays(this, mode, first, count, 0);
+    return mRenderer->genericDrawArrays(this, mode, first, count, 1);
 }
 
 gl::Error Context11::drawArraysInstanced(GLenum mode,
@@ -168,7 +168,7 @@ gl::Error Context11::drawElements(GLenum mode,
                                   const GLvoid *indices,
                                   const gl::IndexRange &indexRange)
 {
-    return mRenderer->genericDrawElements(this, mode, count, type, indices, 0, indexRange);
+    return mRenderer->genericDrawElements(this, mode, count, type, indices, 1, indexRange);
 }
 
 gl::Error Context11::drawElementsInstanced(GLenum mode,
@@ -189,7 +189,7 @@ gl::Error Context11::drawRangeElements(GLenum mode,
                                        const GLvoid *indices,
                                        const gl::IndexRange &indexRange)
 {
-    return mRenderer->genericDrawElements(this, mode, count, type, indices, 0, indexRange);
+    return mRenderer->genericDrawElements(this, mode, count, type, indices, 1, indexRange);
 }
 
 GLenum Context11::getResetStatus()

gfx/angle/src/libGLESv2/entry_points_gles_2_0.cpp

@@ -759,7 +759,7 @@ void GL_APIENTRY DrawArrays(GLenum mode, GLint first, GLsizei count)
     Context *context = GetValidGlobalContext();
     if (context)
     {
-        if (!ValidateDrawArrays(context, mode, first, count, 0))
+        if (!ValidateDrawArrays(context, mode, first, count, 1))
         {
             return;
         }
@@ -782,7 +782,7 @@ void GL_APIENTRY DrawElements(GLenum mode, GLsizei count, GLenum type, const GLv
     if (context)
     {
         IndexRange indexRange;
-        if (!ValidateDrawElements(context, mode, count, type, indices, 0, &indexRange))
+        if (!ValidateDrawElements(context, mode, count, type, indices, 1, &indexRange))
         {
             return;
         }