Workaround qualcomm-specific activity restore bug

android_webview/browser/scoped_app_gl_state_restore.cc

Index: android_webview/browser/scoped_app_gl_state_restore.cc
diff --git a/android_webview/browser/scoped_app_gl_state_restore.cc b/android_webview/browser/scoped_app_gl_state_restore.cc
index fe27753c1702550e88efc1a04195e87a8c038f80..0f45ca3de0a0844047c048d5ea68e95538bbca51 100644
--- a/android_webview/browser/scoped_app_gl_state_restore.cc
+++ b/android_webview/browser/scoped_app_gl_state_restore.cc
@@ -297,8 +297,11 @@ ScopedAppGLStateRestoreImpl::ScopedAppGLStateRestoreImpl(
         i, GL_CURRENT_VERTEX_ATTRIB, vertex_attrib_[i].current_vertex_attrib);
   }
 
-  // Android 5.0.0 specific qualcomm workaround. See crbug.com/434570.
-  glBindRenderbufferEXT(GL_RENDERBUFFER, 0);
+  if (mode_ == ScopedAppGLStateRestore::MODE_RESOURCE_MANAGEMENT) {
+    // Android 5.0.0 specific qualcomm workaround. See crbug.com/434570.
+    glBindRenderbufferEXT(GL_RENDERBUFFER, 0);
+  }
+
   DCHECK(ClearGLErrors(false, NULL));
 }