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1 /* This Source Code Form is subject to the terms of the Mozilla Public |
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2 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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4 |
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5 /** |
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6 * Optimization for tabs that are restored lazily. We can save a good amount of |
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7 * memory that to-be-restored tabs would otherwise consume simply by setting |
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8 * their browsers to 'display: none' as that will prevent them from having to |
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9 * create a presentation and the like. |
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10 */ |
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11 browser[pending] { |
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12 display: none; |
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13 } |