@@ -90,7 +90,11 @@ class ColumnsArea extends ImmutablePureComponent {
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    }
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					    }
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    if (this.mediaQuery) {
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					    if (this.mediaQuery) {
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      this.mediaQuery.addEventListener('change', this.handleLayoutChange);
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					      if (this.mediaQuery.addEventListener) {
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					        this.mediaQuery.addEventListener('change', this.handleLayoutChange);
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					      } else {
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					        this.mediaQuery.addListener(this.handleLayoutChange);
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					      }
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      this.setState({ renderComposePanel: !this.mediaQuery.matches });
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					      this.setState({ renderComposePanel: !this.mediaQuery.matches });
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    }
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					    }
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@@ -125,7 +129,11 @@ class ColumnsArea extends ImmutablePureComponent {
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    }
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					    }
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    if (this.mediaQuery) {
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					    if (this.mediaQuery) {
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      this.mediaQuery.removeEventListener('change', this.handleLayoutChange);
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					      if (this.mediaQuery.removeEventListener) {
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					        this.mediaQuery.removeEventListener('change', this.handleLayoutChange);
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					      } else {
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					        this.mediaQuery.removeListener(this.handleLayouteChange);
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					      }
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    }
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					    }
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  }
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					  }
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